Firms To Watch: Patent litigation: solicitors

TWAINSCORE Partnerschaft von Rechtsanwälten mbB recently strengthened its practice with several arrivals: Jacob Nüzel (patent, trade mark and copyrights) joined in August 2022 from Preu Bohlig & Partner, while counsel Agnes Lauer (telecoms, mechanical engineering and biotechnology) came from AMPERSAND Partnerschaft von Rechtsanwälten mbB. in October 2023 and IP lawyer Nathalie Wintermeier from ARQIS in January 2024.

Patent litigation: solicitors in Germany

A&O Shearman

A&O Shearman focuses on representing large international corporations in infringement and nullity proceedings and often cooperates with other international offices of the firm. The life sciences area represents one of the main focuses and is headed by Stephan Neuhaus, who is experienced in pharmaceuticals and biotechnology, while high tech forms the second pillar of the group's litigation practice, for which Jan Ebersohl is responsible for. This also reflects the expertise of Denise Benz, who made partner in May 2023 and whose wealth of experience includes representing clients before the Federal Patent Court and the EPO.

Practice head(s):

Jan Ebersohl; Stephan Neuhaus

Other key lawyers:

Denise Benz; Stephan van der Vlugt; Stephan Neuhaus


‘The team works together excellently and with high qualifications. It is very flexible in terms of time and can adapt perfectly to the client. Even short-term requests are dealt with promptly.’

‘Sustainability is extremely important to us as a client, A&O shows exemplary behavior and avoids unnecessary flights or personal meetings wherever possible. Everything can be done online. This increases efficiency and reduces the carbon footprint.’

‘Jan Ebersohl and Denise Benz are both excellent lawyers.’

Key clients



MSD Merck Sharpe and Dohme

Novo Nordisk

Samsung Electronics, Samsung Display und Samsung Semiconductor


3V Sigma

AMPERSAND Partnerschaft von Rechtsanwälten mbB.

AMPERSAND Partnerschaft von Rechtsanwälten mbB. acts with a focus on the telecommunications sector, but also advises on matters in the automotive and pharmaceutical industries. Hosea Haag leads the practice and is frequently instructed by US companies, particularly non-practicing entities (NPEs). Jonathan Konietz is dedicated to contentious issues relating to SEP and FRAND and further focuses on the management of licensing, research and development contracts. Philipp Neels (life sciences, telecommunications, mechanical engineering) joined Eisenführ Speiser in July 2023.

Practice head(s):

Hosea Haag

Other key lawyers:

Jonathan Konietz


‘Clever minds, extremely creative and a super pleasant and calm way of working together.’

‘Hosea Haag: Clever, creative, strategic, to the point, extremely perceptive, knows exactly what to do, tactician, immense experience, good client handling.’

‘Jonathan Konietz: Clever, extremely creative, strategic, to the point, extremely perceptive, tactician.’

‘Good size law firm, very good cooperation with both senior and junior partners. In addition to legal issues, the team also deals extremely intensively with technical issues of patent disputes.’

‘Jonathan Konietz has excellent legal and technical expertise. Very committed and competent.’

‘Ampersand’s proactive and strategic approach to patent litigation is nothing short of impressive. Their ability to formulate strong legal arguments combined with meticulous attention clearly stands out. Their ability to identify and overcome potential challenges early on is equally remarkable.’

‘Ampersand demonstrates tireless dedication and their resolute commitment is evident in every step they take.’

‘Hosea Haag has deep legal and technical knowledge and is adept at handling complex, multi-jurisdictional matters while being extremely approachable and straightforward.’

Key clients

Accord Healthcare Ltd.


Arigna Technology Ltd.

Conversant Wireless Licensing S.à.r.l.

DT Swiss AG


Human Care Nederland B.V.

IDnow GmbH

ImberaTek LLC

InstrAction Siltectra uVm

INTAS Pharmaceuticals

Intent IQ



Pantech Corporation

Quiss Qualitäts-Inspektionssysteme und Service GmbH

Schülke & Mayr GmbH

Tautropfen Naturkosmetik

Uniloc Deutschland GmbH

Unwired Planet

Valutis GmbH

Westfälische Wilhelms-Universität Münster, Universitätsklinikum Münster

WFI Warmflascheninnovation UG

Withers & Rogers LLP

Wonderland Nurserygoods Co. Ltd.

WSOU Investments LLC

Work highlights

  • Represented WSOU Investments LLC in more than 20 patent infringement cases.

  • Represented Pantech Corporation in seven infringement proceedings and three disposition proceedings relating to FRAND and SEP patents in the field of telecommunications.

  • Represented Hirschvogel in several lawsuits between competitors.

Arnold Ruess Rechtsanwälte PartmbB

Düsseldorf IP boutique offering Arnold Ruess Rechtsanwälte PartmbB is a leading address for patent law and has in-depth experience across the entire forensic spectrum, including FRAND and parallel proceedings across various jurisdictions. The team's sector expertise includes, among others, technology, pharmaceuticals and connected cars. Bernhard Arnold (focus on patent and copyright law), Cordula Schumacher, who recently acted in various SEP-related disputes, and Arno Riße, who is particularly experienced in high tech, jointly head the practice. Senior associate Tim Smentkowski is another key contact and experienced in patent as well as trade mark law.

Practice head(s):

Bernhard Arnold; Cordula Schumacher; Arno Riße

Other key lawyers:

Jan Wergin; Marina Wehler; Tim Smentkowski


‘Arnold Ruess was founded several decades ago and has established itself as one of the leading German law firms for IP litigation. They are excellent at what they do and I would have no hesitation in recommending them.’

‘Cordula Schumacher is a masterpiece. She is committed, enthusiastic, persistent and always a pleasure to work with.’

‘This is a very experienced and knowledgeable team in patent litigation. I have been working with them for many years now and would like to highlight their client-focused approach, their ability to coordinate pan-European projects and their attention to detail.’

Key clients

Adtran, Inc.

Alcon Pharmaceuticals Ltd.

Kingfa Sci. & Tech Co. Ltd




VARTA Microbattery GmbH


InterDigital Technology Corporation


AutoStore System GmbH/AutoStore AS

Bardehle Pagenberg

As a mixed patent and law firm, Bardehle Pagenberg impresses with comprehensive patent law expertise across various industries, with a particular focus on the automotive, telecommunications, electronics and mechanical engineering sectors. The firm has offices in Munich, Düsseldorf, Paris and Barcelona and also cooperates with a network of international patent law teams in cross-border disputes. Johannes Heselberger, who is a dual-qualified lawyer and patent attorney, regularly acts in infringement proceedings and non-admission complaints and jointly heads the practice with Tilman Müller-Stoy, who recently acted in one of the first injunction proceedings before the UPC. Another key figure is litigator Tobias Wuttke, who is adept in telecommunications matters, particularly with regard to SEP, as well as in medical technology, life sciences and automotives.

Practice head(s):

Johannes Heselberger; Tilman Müller-Stoy

Other key lawyers:

Christof Karl; Jan Bösing; Tobias Wuttke; Volkmar Henke; Tilman Müller


‘Excellent understanding of technology and business, very professional way of working, excellent lawyers with a high level of competence.’

‘Tilman Müller-Stoy: One of the best IP litigation lawyers in Europe.’

‘The practice uniquely combines a first-class litigation and prosecution practice. Especially with regard to the UPC, Bardehle has achieved a pioneering role in Europe.’

Key clients

10x Genomics Inc.

Apple Inc.

AusBio Laboratories


BTL Medical

Cisco Systems Inc.

Daiichi Sankyo


Drylock Technologies NV

Ethicon Endo Surgery Inc.


General Electric

Guangdong Oppo Mobile Telecommunications Corp., Ltd.

Henniges Automotive Sealing Systems

Honeywell Inc.

IP Bridge

Mack Rides GmbH & Co KG




Prysmian SpA

R2 Semiconductor Inc.


Robert Bosch

Schöck Bauteile GmbH


Work highlights

  • Representation of 10x Genomincs Inc. as plaintiff against Nanostring Technologies Inc. and Nanostring Technologies GmbH concerning the infringement of European patent EP 2 794 928 B1.

  • Representation of Cisco Systems Inc. as defendant in patent litigation against Centripetal Networks before the Düsseldorf Regional Court based on five patents and one utility model in the field of computer technology as well as representation in parallel nullity and cancellation proceedings.

  • Representative of Guangdong Oppo Mobile Telecommunications Corp. as a plaintiff in twelve infringement proceedings before the regional courts in Munich, Mannheim and Hamburg against Nokia concerning twelve different patents related to ​​4G and 5G systems.

Bird & Bird

With a large and internationally oriented team of lawyers and patent attorneys, Bird & Bird is one of the most renowned firms for national and cross-border patent disputes, where it focuses on biotechnology, chemistry, mechanical engineering and electrical engineering as well as automotive and physics. The team also stands out for its expertise in antitrust-related patent matters, such as required in the context of standard-essential patents. Oliver Jan Jüngst and practice head Christian Harmsen often act in disputes entailing cross-border aspects and both count telecommunications as one of their sector focuses. Pharmaceuticals, automotives and food are among Felix Rödiger's areas of expertise, while Matthias Meyer regularly appears before German and European authorities in cases relating to medical devices, mobile communications, automotive and document security.

Practice head(s):

Christian Harmsen

Other key lawyers:

Oliver Jan Jüngst; Felix Landry; Boris Kreye; Matthias Meyer; Daniela Kinkeldey; Felix Rödiger


‘Christian Harmsen: Excellent litigator, very good in the courtroom, very good understanding of clients.’

‘Boris Kreye: Lots of experience as a litigator, also in complex FRAND issues, deep in the material, excellent technical understanding.’

‘Good technical understanding, strong customer proximity with deep insight into the business environment.’

‘We have been working with Felix Rödiger for several years and are extremely satisfied with his business-oriented approach to our IP investments.’

Key clients




Canon Inc.


Edwards Lifesciences

ElectroluxFisher & Paykel Healthcare Ltd.

Formax (Provisur)

Fraunhofer Gesellschaft

Gates Corporation

General Electric Company

Hexal AG


Merck KgaA / Ares Trading S.A.


NanoString Inc.









Work highlights

  • Representation of Teva in a nullity action concerning a supplementary protection certificate at first instance, in appeal before the Federal Court of Justice and before the European Court of Justice.

  • Representation of CureVac in infringement proceedings concerning a European patent and three German utility models relating to the mRNA technology of the Comirnaty vaccine.

  • Represented Nokia in several patent infringement proceedings and nullity actions against OPPO and OnePlus.

Boehmert & Boehmert

The litigation practice of IP boutique Boehmert & Boehmert is an experienced advisor to German medium-sized companies and large international corporations in vindication and infringement proceedings among other matters. In disputes before German and European institutions, the practice is frequently supported by its team of patent lawyers. Carl-Richard Haarmann, who focuses on patent as well as on trade mark law, jointly heads the practice with Michael Rüberg, whose expertise includes the coordination of cross-border disputes.

Practice head(s):

Carl-Richard Haarmann; Michael Rüberg

Key clients

JVC Kenwood Corporation


Universität Heidelberg

Hörmann KG Brockhagen

M.E. Dorcas SL

Bundesdruckerei GmbH


Rittal GmbH

Beauty Union

Polytech Health GmbH

Bossauto SA

Hikvision Digital Technology Co., Ltd.

JOMA Dämmstoffwerk GmbH

Sprick GmbH Bielefelder Papier- und Wellpappenwerke & Co

Franz Mensch GmbH

Minitüb GmbH

Rittal GmbH & Co. KG

Dark Sky GmbH

Zech Umwelt



Work highlights

  • Represented JVC Kenwood Corporation in numerous patent litigation matters, particularly in connection with the enforcement of standard-essential patents against competitors.

  • Representation of MED-EL in the German court proceedings against Advanced Bionics as well as in the ongoing appeal proceedings.

CBH Rechtsanwälte

In addition to its forensic practice, CBH Rechtsanwälte's patent advice spectrum further includes employee invention law, licensing contracts - for both of which Jens Kunzmann is a key contact - as well as antitrust- and IT-related matters. Hannes Jacobsen and Stephan Gruber regularly act in infringement and nullity proceedings before authorities and courts such as the BGH and the Federal Patent Court. Paul Szynka handles patent disputes such as vindication proceedings and is also experienced in competition law.

Practice head(s):

Jens Kunzmann; Stephan Gruber; Hannes Jacobsen

Other key lawyers:

Paul Szynka


‘Jens Kunzmann: Absolute expert in his areas (employee invention law; cooperation agreements; license agreements). Super efficient. Briefs are to the point.’

‘The practice is unique because of the players involved. Colleagues are highly cooperative and proactive when working together. It creates a truly integrated team between lawyers, patent attorneys and in-house colleagues.’

‘As a client, we completely trust Hannes Jacobsen in his judgment, which is always and at all times characterised by an extremely quick comprehension as well as resilience to be able to act and be effective even in difficult situations.’

‘The entire team is characterised by outstanding expertise in patent law. The choice of an appropriate strategy is ensured at all times and cooperation is characterised by mutual trust.’

‘Hannes Jacobsen and Paul Szynka are outstanding in their advice and take a lot of time to go through write-ups. I particularly appreciate the excellent integration of the in-house counsel, who take on the patent attorney part.’

Key clients

Adolf Würth GmbH & Co KG

Bayer AG

Bosch Rexroth


Fliegl Fahrzeugbau GmbH

Heraeus Deutschland GmbH & Co KG

Hoyer Handel GmbH

Müller Handel GmbH & Co. KG

Phoenix Contact Gruppe

Schaeffler-Gruppe, insb. Schaeffler Technologies AG & Co KG

Siemens AG

Siemens Healthcare GmbH

Süddeutsche Gelenkscheibenfabrik GmbH & Co. KG

Thyssenkrupp Konzern

Wacker Chemie AG

Work highlights

  • Representation of Siemens Healthcare GmbH in a comprehensive dispute with a German competitor regarding X-ray C-arms (3D).

  • Representation of a film manufacturer in patent vindication and damages proceedings in which numerous fundamental questions have to be answered, including the applicable law and the vindication plaintiff’s claim for damages.

  • Representation of Phoenix Contact GmbH & Co. KG in a dispute with Harting.

Clifford Chance

In addition to litigation, Clifford Chance's patent expertise also includes licensing agreements as well as IP support for M&A transactions. The group impresses with its broad sector expertise, ranging from computer technology to pharmaceuticals and aerospace. Practice head Claudia Milbradt handles forensic patent matters as well as trade mark disputes and often appears in cross-border litigation. Tobias Hessel and Stefan Richter, both of whom are particularly experienced in the telecommunications, health and technology industries, are other key contacts.

Practice head(s):

Claudia Milbradt

Other key lawyers:

Florian Reiling; Tobias Hessel; Stefan Richter; Thomas Misgaiski


‘Competence in patent law and accessibility, cooperation with the client.’

‘Florian Reiling is outstanding in his way, extremely accomplished and competent and human at the same time. His friendly and open nature makes it easy to trust him.’

‘Clifford Chance’s IP practice is excellently positioned in the telecommunications sector.’

‘Tobias Hessel has extensive experience in complex patent disputes and provides excellent strategic and legal advice.’

‘Stefan Richter has excellent legal know-how and finds convincing solutions for even the most technically demanding cases.’

‘Good cooperation between everyone involved.’

‘Florian Reiling is an outstanding networker and problem-solver.’


CMS' expertise includes infringement, objection, nullity and vindication proceedings, while the team is also experienced in FRAND matters. Practice head Markus Deck acts in both forensic and advisory capacities and further applies his experience in matters relating to antitrust, distribution and competition law. Other key contacts include Thomas Hirse (life sciences and medical technology) and Stefan Lüft (life sciences, consumer electronics, pharmaceuticals, automotive suppliers). Matthias Eck (patent and utility model law) retired at the end of 2022.

Practice head(s):

Markus Deck

Other key lawyers:

Thomas Hirse; Stefan Lüft

DLA Piper

DLA Piper's forensic patent practice foots on four pillars, namely technology, industrials, consumer goods and life sciences, and acts for clients in infringement and nullity proceedings before the DPMA, EPO and Federal Patent Court. As head of the German practice as well as co-head of the firm's global patent group, Markus Gampp's core competencies include antitrust-related SEP-disputes. Constanze Krenz, who primarily acts in the technology and industrials sectors, and Kokularajah Paheenthararajah, who is qualified as a doctor and lawyer, made partner in May 2023.

Practice head(s):

Markus Gampp

Other key lawyers:

Philipp Cepl; Constanze Krenz; Kokularajah Paheenthararajah


‘The DLA patent law team acts like a real team and not a group of ragtag lawyers. The coordination among each other works excellently and the advice is always well thought out and takes cost-benefit aspects into account.’

‘Philipp Cepl is an outstanding patent lawyer. He is absolutely reliable and has enormous knowledge of substantive patent law as well as procedural law and, on top of that, he knows how to assess the judges very well.’

‘Markus Gampp does not shy away from pointing out risks – this is extremely helpful in making a correct assessment of a procedure.’

‘Markus Gampp deserves special mention. His foresight and eye for essentials guarantee that clients feel well advised and looked after in every phase of a proceeding.’

Key clients

Ardagh Group



Extreme Networks

Harman International Industries, Inc.



Nike Inc.


Vervaeke Belavi


Aptiv Plc


Work highlights

  • Represented Honeywell in a global patent enforcement campaign against competitor Zebra regarding multiple active and passive lawsuits related to mobile barcode scanners.

  • Representation of Belkin as defendant in several patent infringement proceedings brought by Philips before the LG/OLG Düsseldorf.

  • Representation of Medtronic in the enforcement of patents in the areas of ventilation and surgery at the world’s largest medical device trade fair, Medica.


EIP focuses on infringement proceedings in the electronics sector, where it often represents internationally active clients. Christof Höhne (mechanical engineering, pharmaceuticals, electronics) heads the practice and handles disputes before the usual European and German authorities and courts as well as UPC proceedings. He is supported, among others, by Florian Schmidt-Bogatzky, who is experienced in FRAND matters, and by senior associate Dimitri Kosenko (focus on telecommunications sector).

Practice head(s):

Christof Höhne

Other key lawyers:

Florian Schmidt-Bogatzy; Dimitri Kosenko


“Florian Schmidt-Bogatzky is very involved in every step of the litigation, which helps maintain quality while controlling costs.”

‘The EIP team is always of an excellent nature to work with and I am impressed by their professionalism, strategic approach and seamless execution.’

‘What is particularly noteworthy is their strategic approach to dispute resolution. Collaboration with the EIP team runs smoothly and extremely efficiently. What should be highlighted is their open communication, their commitment and their quick response times.’

Key clients








Work highlights

  • Represented Avango/Broadcom against Tesla in a series of lawsuits in one of the first patent infringement cases before the Unified Patent Court.

  • Representation of IPBridge against Huawei, Xiaomi and ZTE (extensive lawsuit campaign before regional courts in Munich, Hamburg and Mannheim) regarding the infringement of essential patents.

  • Represented Sonos in Google consumer electronics lawsuits.

Eisenführ Speiser

Eisenführ Speiser's litigation practice has become a market fixture and acts in infringement, nullity and opposition proceedings, which often entail cross-border aspects. The team consists of solicitors and patent lawyers who appear before German and European courts and also assist with license negotiations. The core team includes Rainer Böhm, who focuses on the US and India, Michael Schneider, who assists with matters related to medical, chip and mobile phone technology, and Philipp Neels, a key contact for clients from the life sciences, telecommunications and mechanical engineering sectors. Philipp Rastemborski (SEP and employee invention law among other matters), previously at Meissner Bolte Patentanwälte Rechtsanwälte Partnerschaft mbB, joined the team in August 2023.

Other key lawyers:

Rainer Böhm; Julian Eberhardt; Sönke Scheltz; Michael Schneider; Philipp Neels; Philipp Rastemborski

Key clients

BEGO Unternehmensgruppe




Hoya Surgical Optics





ZAP Surgical Systems

Work highlights

  • Representation of Harting in nullity proceedings against a German patent from Phoenix Contact.

  • Representing Philips in the ongoing enforcement of patents and other intellectual property rights in the field of electric toothbrushes, razors, etc.

  • Representation of Optical Imaging in infringement proceedings against Carl Zeiss Meditec AG regarding imaging technology in the field of ophthalmology among others.


Finnegan opened its office in Munich, and therefore at an important European location for patent disputes, at the beginning of 2022. The practice's industry focus includes the automotive, chemical, pharmaceutical, mechanical engineering and medical technology sectors, while its technical competencies are complemented by expertise in antitrust-related matters; these are regularly applied in FRAND issues. Jochen Herr is triple qualified as a European and German patent lawyer and solicitor and regularly acts before international authorities such as the EPO. He is supported by Moritz Meckel (optics and materials science) among others.

Practice head(s):

Jochen Herr

Other key lawyers:

Moritz Meckel; Antje Brambrink


‘Outstanding team with multiple qualifications. Best accessibility, top client support. Dual-qualified partners.’

‘I have always had very good experiences with the firm. The lawyers are highly professional, experienced, interested, available at any time, well trained, quickly identify the problems in complex international cases and can provide a comprehensive solution via their international contacts.’

‘Multidisciplinary team.’

Key clients


Becton Dickinson

Dentsply Sirona

Ecolab Europe GmbH

Giesecke+Devrient GmbH

Kettenbach GmbH und Co

Mondi AG


Oy Mapvision Ltd

RealD Inc

REC Solar Pte. Ltd

Rehau AG + Co

SES-imagotag GmbH


Sika Technology AG

Tianma Microelectronics Co, Ltd

TMG Automotive

WS Audiology

XINIAL Systems GmbH & Co. KG

Work highlights

  • Represented Acer in a patent dispute with Ningde Amperex Technology Limited.

  • Advising and representing Dentsply Sirona, Inc. and its subsidiaries as a permanent client in several patent infringement and opposition proceedings.

  • Advising Nestlé in an international patent dispute.

Gleiss Lutz

Gleiss Lutz advises German medium-sized companies and international corporations in license contract negotiations as well as FTO analyses and further represents them in infringement and nullity proceedings. The sectoral focus lies on life sciences, telecommunications and mechanical engineering. Stefan Weidert, who is adept at ICT projects and technology industry matters, jointly leads the practice with Matthias Sonntag, who regularly handles patent disputes in the medical devices and chemistry fields.

Practice head(s):

Stefan Weidert; Matthias Sonntag

Other key lawyers:

Mischa Krumm; Thomas Bopp; Benedikt Burger; Herwig Lux


‘Excellent competence.’

‘Herwig Lux is one of the most competent lawyers I have worked with in my career. Especially in the area of ​​license agreements and cooperation agreements, he finds solutions where others would have long since given up.’

‘High level of expertise in the field of patent law.’

Key clients

Alfred Kärcher SE & Co. KG


Braun GmbH



Procter & Gamble

Robert Bosch GmbH




As a mixed patent and law firm, Grünecker is frequently chosen to assist with infringement, opposition and nullity proceedings. The group's broad sector expertise covers mechanical engineering, IT and life sciences and is applied in disputes within Europe, the US and Asia. Recently, the practice also experienced an increasing number of instructions for international SEP-related proceedings. Bernd Allekotte (telecommunications, life sciences), Ulrich Blumenröder (IT, medical technology, mechanical engineering, electronics) and Sebastian Ochs (electrical engineering, mechanical engineering) jointly lead the practice.

Practice head(s):

Bernd Allekotte; Ulrich Blumenröder; Sebastian Ochs


‘Extremely easy to reach, always helpful, an always well put together professional team.’

‘Strong communication skills, highly professionally competent.’

Key clients

Hytera Communications Corporation Limited

LONGi Solar Technologie GmbH

Rehau AG & Co


Vestel Elektronik Sanayi ve Ticaret A. S.

Advanced Micro Devices, Inc. (AMD)

Work highlights

  • Represented Hytera Communications Corporation Limited in various wireless communications solutions infringement proceedings, including parallel proceedings in the US and Australia.

  • Representing LONGi Group in patent infringement proceedings conducted in multiple jurisdictions including China, Australia, the US, the Netherlands, France and Germany.

  • Defending Vestel Elektronik Sanayi ve Ticaret AS against a series of lawsuits initiated by several SEP pool members of the Access Advance HEVC Pools, including successfully asserting the FRAND defense in parallel proceedings in the United Kingdom and the Netherlands.

GvW Graf von Westphalen

GvW Graf von Westphalen's patent law team is jointly led by patent, trade mark and competition lawyer Joachim Mulch and Sebastian Heim, who is experienced in the fields of medical technology, automotive, mechanical engineering and software. This expertise results in regular instructions for infringement and legal proceedings, while Nicolas Dumont is adept in FRAND proceedings in the telecommunications sector; he further focuses on representing clients in cross-border patent disputes.

Practice head(s):

Joachim Mulch; Sebastian Heim

Other key lawyers:

Nicolas Dumont


‘Sebastian Heim’s cross-location team impresses with concise, strategically far-sighted and always pragmatic client support, and not just in contentious cases. The precise case preparation, clear lines of argument and targeted “out-of-the-box” approaches provide real added value.’

‘The fact that UPC-related risks were taken into account at a very early stage in the consultation underlines once again that the busy and competent team is a good choice, especially for cross-border litigation cases.’

‘Sebastian Heim: Technically and legally highly experienced patent litigator with a keen instinct. Very assertive in all legal situations, but always negotiates calmly and reliably strikes the right tone. Has the important ability to bring the matter back to a factual and legal level in a structured manner, even in the most difficult negotiation situations, without losing sight of the client’s goals.’

Key clients

Allgeier-Inovar GmbH

Alnatura Produktions- und Handels GmbH

Causeway Therapeutics Limited


Consors Finanz BNP Paribas S. A.

DreiMeister Spezialitäten GmbH & Co. KG

Eden Europe s.r.o.




HILTI Aktiengesellschaft

Hörmann KG Brockhagen

Infoscore Consumer Data GmbH

Ingenieurbüro für Kontakttechnologie Dipl.-Ing. (FH) Andreas Veigel

Invacare Corporation


Limacorporate SPA

Maschinenbau Bardowick GmbH

M-Three Satcom Sr


REMBE GmbH Safety + Control

Sartorius Stedim Biotech GmbH

Schlenk Metallic Pigments GmbH

Sci-Illustrate Radhika Patnala

SCM Group S.p.A.

Tackenberg Handelsges. mbH


TAGS Group B.V.


VEGA Grieshaber KG

Vertex Pharmaceuticals Incorporated

voestalpine Böhler Welding Group GmbH

Völker GmbH

ZF Friedrichshafen AG

ZF Wind Power Antwerpen NV

Ziehm Imaging GmbH

Harmsen Utescher

If necessary, IP boutique Harmsen Utescher can call upon patent lawyers in German and European infringement, nullity and opposition proceedings and, thanks to its integration into an international network, is further able to draw on the expertise of international law firms, resulting in a client portfolio of numerous global corporations. Karsten Königer heads the practice and, as a qualified physicist, is experienced in assisting with technically complex patent disputes.

Practice head(s):

Karsten Königer

Other key lawyers:

Rainer Kaase


‘What I find particularly interesting about Harmsen Utescher is the combination of lawyers and patent attorneys that has existed for years. This is no longer unusual in Germany, but at Harmsen Utescher they already have many years of experience. It is also very important that there is always someone who answers with knowledge.’

‘I particularly enjoy working with Karsten Königer. He quickly establishes the actual situation and immediately connects the legal aspects to it. Even though he is a lawyer, his experience in patent law is so broad that he can solve technical questions without the help of his patent attorney colleagues.’

‘Karsten Königer: Excellent communication and organisational skills; Great technical understanding and very good understanding of specifics of cross-border patent disputes.’

Hengeler Mueller

In addition to patent infringement proceedings, Hengeler Mueller is primarily active in FRAND proceedings pertaining to standard-essential patents, where it particularly benefits from close cooperation with its antitrust and competition law teams. The group hereby focuses on the pharmaceutical, automotive, software and IT sectors, among others. Wolfgang Kellenter is the practice's key contact and complements his expertise in infringement proceedings with experience in IP disputes that touch on copyright and competition law.

Other key lawyers:

Wolfgang Kellenter

Herbert Smith Freehills LLP

Herbert Smith Freehills LLP specialises in patent infringement proceedings in the life sciences, chemicals, TMT, electronics and mechanical sectors, which often entail cross-border components. Practice head Ina vom Feld is particularly dedicated to forensic work in the technology and life sciences sectors and, in addition to infringement proceedings, is also active in nullity proceedings before the DPMA, EPO and Federal Patent Court.

Practice head(s):

Ina vom Feld

Other key lawyers:

Janusz Dziegielewski

Key clients

Contemporary Amperex Technology


Johnson Matthey

Millennium Pharmaceuticals


SD BioSensor



Heuking is known for representing medium-sized companies in infringement and nullity proceedings and, in keeping with the firm's general focal points, also focuses on ​​artificial intelligence. The group further acts for clients from the automotive supply sector, which also mirrors Anton Horn's expertise in the automotive industry. Mechanical engineering and medical technology are covered by Sabine Dethof, while Philipp Schröler handles pharmaceuticals and life sciences matters.

Practice head(s):

Anton Horn

Other key lawyers:

Sabine Dethof; Birthe Struck; Philipp Schröler; Cécile Corbet


‘The Heuking team is very proactive and imaginative in the IP area. Heuking analyses the case carefully and provides pragmatic, business-oriented advice.’

‘Very broad with particular specialisation in patent law.’

‘Anton Horn: Very well connected, great strategist. Always a pleasure to work with him.’

‘Philipp Schröler handles even big cases with flying colors. Always great collaboration.’

‘Anton Horn’s team has great know-how and profound expertise.’

‘Anton Horn: Outstanding patent lawyer. Very strategic thinking.’

‘Young, dynamic team.’

‘Excellent team of lawyers and patent attorneys led by Anton Horn. Focus of expertise in the area of ​​artificial intelligence (AI). Good teamwork, very well organized and always available.’

Key clients




Hoffmann Eitle

IP boutique Hoffmann Eitle impresses with expertise in the pharmaceuticals, life sciences, automotive and telecommunications spheres and specialises in the coordination of cross-border disputes, resulting in regular instructions by international clients, especially from Japan; Dirk Schüßler-Langeheine is considered a key contact for Japanese companies. He jointly heads the practice with Holger Stratmann, who focuses on automotives and electronics. Mike Gruber's expertise is regularly called upon in disputes relating to US patent law. Counsel Esther Pfaff (pharma) left the firm in September 2022 for an in-house position.

Practice head(s):

Dirk Schüßler-Langeheine; Holger Stratmann

Other key lawyers:

Niels Hölder; Mike Gruber


‘Hoffman Eitle is one of our most trusted patent litigation firms in Germany. With a lot of experience, especially in biologics cases for the pharmaceutical industry, they are an excellent contact in Germany.’

‘Niels Hölder has extensive knowledge of the German market and a great understanding of the underlying science. He is very dedicated and provides excellent services to the client.’

‘The team is involved in the very first UPC case and is therefore also gaining a lot of experience in this new forum. Finally, they are good team players who work well with other companies and can be part of the global litigation strategy.’

Key clients








Hogan Lovells International LLP

Hogan Lovells International LLP is an experienced partner in cross-border patent infringement proceedings and particularly handles matters in the life sciences, technology, telecommunications, automotive and consumer goods sectors. The team, which consists of lawyers and patent attorneys, represents clients in opposition and nullity proceedings and enjoys a particularly good reputation for assisting with FRAND disputes, which is not least due to the close cooperation with its competition and antitrust law practices. Miriam Gundt (life sciences) leads the global IPMT practice, while Andreas Renck (trade mark and design) is responsible for the European group and Andreas Bothe (trade mark, competition and copyright) heads the German unit. Another key figure in the team is Andreas von Falck, who is particularly experienced in cross-border patent disputes and is frequently instructed by clients from the pharmaceutical, medical technology and high technology sectors.

Practice head(s):

Miriam Gundt; Andreas Renck; Andreas Bothe

Other key lawyers:

Andreas von Falck; Benjamin Schröer; Steffen Steininger; Alexander Klicznik; Martin Fähndrich; Henrik Lehment; Oliver Bäcker; Felipe Zilly; Clemens Plassmann; Anna-Katharina Friese-Okoro


‘The Hogan Lovells team is legally well versed and understands the nuances of applying the law. Advice is legally sound, but also characterized by a strong sense of practice.’

“They work on time, communicate status and next steps excellently, and work exceptionally well with the client as well as other professionals brought in to handle and present cases.”

‘We have had excellent experiences in numerous legal activities.’

‘The team works very well together and values ​​a collaborative approach to achieve the best possible work result. And finally, these people are fun to work with!’

Steffen Steininger and Benjamin Schröer are great and very responsive and helpful.

They are intelligent, responsive and hardworking. They have the right experience and technical skills to handle cases for US clients in Germany.

Key clients




Eli Lilly


General Electric

Hanwha Q-Cells

HMD Global


Intex Recreation Corp.

Johnson & Johnson


Meril GmbH


Palo Alto Networks



Work highlights

  • Representing Amazon in patent infringement proceedings initiated by Huawei on four patents allegedly essential for the WiFi standard before the regional courts in Munich, Mannheim and Düsseldorf as well as in parallel nullity proceedings.

  • Defense of OPPO in patent disputes against Nokia on 14 patents before the German courts.

  • Representation of Palo Alto Networks in several patent infringement proceedings against Centripetal before the Düsseldorf Regional Court.


In the patent disputes sphere, HOYNG ROKH MONEGIER covers the entire range of technical areas, focusing on electronics, telecommunications, life sciences, automotive and optics. In addition to German and European authorities and courts, the practice also acts before arbitration courts and coordinates cross-border proceedings, which frequently entail US aspects. Klaus Haft, who is particularly experienced in medical devices and high tech, jointly heads the practice with Martin Köhler, whose patent litigation skills are complemented by many years of experience in trade mark, design and competition law. Christine Kanz is often called upon to support cross-border cases and specialises in life sciences, mechanics and consumer goods. Lars Baum, who excels in SEP and FRAND-related issues, made partner in April 2023. Counsel Carina Höfer is another key contact and assists with national and international patent infringement proceedings as well as parallel opposition and nullity proceedings.

Practice head(s):

Klaus Haft; Martin Köhler

Other key lawyers:

Christine Kanz; Tobias Hahn; Kay Kasper; Christian Osterrieth; Mirko Weinert; Ivan Dimitrov; Carina Höfer; Lars Baum; Andreas Staudigel


‘The HRM team is exceptional. They are excellently organized, work well together and deliver precise and timely work results.’

‘Christine Kanz: Brilliant, organized, strategic.’

‘Klaus Haft is a very experienced lawyer in IP infringement matters who, due to the technical background knowledge he acquired during his physics studies, is also ideally suited to complex technical issues and knows how to break down complex technical issues to a technical level that an infringement court can understand.’

‘Excellent experience, know-how and pragmatic approach.’

‘Tobias Hahn: Very service-oriented, pragmatic, thought leader.’

‘HOYNG ROKH MONEGIER has excellent expertise in conducting patent disputes in Germany. Klaus Haft is very familiar with patent courts in various jurisdictions in Germany and is familiar with advantages and disadvantages of individual courts. He is also very familiar with many judges.’

‘Klaus Haft is an excellent patent litigation strategist who knows what is appropriate at every stage of the litigation and in various patent litigation jurisdictions. In addition, he is very efficient and cost-conscious as well as very professional in his demeanor.’

‘Mirko Weinert: Comprehensive technical understanding, at eye level with his conversational partners, prudent and goal-oriented, very clever and strategic.’

Key clients




Dr. Kurt Wolff / Dr. August Wolff



Hanwha Q Cells

Heckler & Koch

HMD Global

Motorola Solutions

Philip Morris International




Texas Instruments


Work highlights

  • Defense of BioNTech in patent litigation in Düsseldorf and invalidity/termination proceedings in Munich against CureVac and Moderna as well as parallel litigation in the US, the UK and the Netherlands.

  • Defending Apple in extensive patent infringement proceedings against Ericsson regarding 5G patents at various German court locations (Munich/Düsseldorf) and in the Netherlands.

  • Defense of Hanwha Q Cells regarding the enforcement of patent rights in the field of solar cell technology against several competitors, including infringement proceedings in Germany, Australia and the US; Opposition proceedings before the European Patent Office and nullity proceedings before the German Federal Patent Court.

Jones Day

Jones Day's focal areas are reflected in the division of its practice management: Gerd Jaekel leads matters in the technology area, where the group assists clients with FRAND-related disputes before the Federal Court of Justice and the Federal Patent Court among other matters. The chemical and pharmaceutical sectors form the second pillar, which is led by Christian Paul; recently, the practice represented various global pharmaceutical companies in nullity and opposition proceedings.

Practice head(s):

Christian Paul; Gerd Jaekel


‘Very good technical knowledge.’

‘Gerd Jaekel: Very good technical understanding. Pragmatic assessment of risks.’

Key clients

Akebia Therapeutics, Inc.

BioMarin Pharmaceuticals, Inc.

CJ CheilJedang Corp., Südkorea

Lufthansa Technik AG



Puma Biotechnology, Inc.

Hope Medical Enterprises, Inc.


Tung Thih Electronic (TTE) Co. Ltd. / Valeo

Work highlights

  • Representation of CJ CheilJedang Corp. in a patent dispute over the genetically engineered amino acid tryptophan.

  • Represented Puma Biotechnology, Inc. resulting in dismissal of opposition to a European patent covering the use of irreversible inhibitors for the treatment of gefitinib/erlotinib-resistant cancers and cancers harboring the T790M EGFR mutation.

  • Representing Lufthansa Technik AG / Astronics, Panasonic and others in a patent infringement lawsuit against a US supplier of cabin electronics.

Kather Augenstein Rechtsanwälte

IP boutique Kather Augenstein Rechtsanwälte assists large German and international companies from the medical technology, automotive, retail, chemical and electronics sectors, among others. Managing partner Miriam Kiefer heads the practice and regularly coordinates cross-border disputes, which also represents a clear focus for Peter Kather. Clients from sectors such as telecommunications, medicine and automotive regularly turn to Christof Augenstein in patent infringement proceedings, while Christopher Weber counts competition proceedings as well as patent law among his areas of expertise. Another key contact is Sören Dahm, whose advice often entails trade mark and design-related issues.

Practice head(s):

Miriam Kiefer

Other key lawyers:

Sören Dahm; Peter Kather; Christof Augenstein; Christopher Weber; Benjamin Pesch


‘Technical strength and responsiveness.’

‘Christopher Weber is committed and competent.’

‘Christof Augenstein is a very respected personality.’

‘Kather Augenstein adapts flexibly to requirements and offers excellent and creative solutions in all areas. In addition, proceedings are usually extensive and concern a large number of intellectual property rights with only partially foreseeable scope, which is taken into account by the flexible organisation of the team.’

‘Kather Augenstein offers excellent, goal-oriented advice with regard to the client’s specific requirements and possible future legal actions.’

‘Peter Kather stands out in court due to his great experience and calm and convincing negotiation.’

‘Christof Augenstein is very client-oriented and proactive. Even in complex cases, he has a comprehensive overview of both the legal and technical aspects and argues convincingly and flexibly in court.’

‘Miriam Kiefer is an excellent lawyer who is highly recommended, especially in technically and legally complex patent proceedings.’

Key clients


RHEFOR (Deutschland) GmbH



Merck KGaA

Advanced Bionics/Sonova


Knorr-Bremse AG


Centripetal Networks Inc.


Work highlights

  • Representing Ericsson in litigation in Germany against Apple for infringement of standard essential patents (SEP) and implementation patents.

  • Representation of RHEFOR (Deutschland) GmbH in a series of lawsuits against Hilti AG due to the vindication of numerous patent families.

  • Represented Centripetal Networks Inc. against Cisco in a multinational patent dispute in the area of ​​packet-based network protection involving numerous patents.

KLAKA Rechtsanwälte

With offices in Munich and Düsseldorf, KLAKA Rechtsanwälte represents companies in infringement and nullity proceedings before German and European courts and authorities. Its client base, spanning the plant engineering, mechanical engineering and telecommunications sectors, can further count on expertise in employee invention law and licensing agreements, including development and research contracts. Olaf Giebe is one of the practice's main contacts and is primarily active in infringement proceedings for the chemical, pharmaceutical and automotive industries.

Other key lawyers:

Olaf Giebe; Wolfgang Götz; Stefan Eck; Constantin Kurtz


‘Very committed IP boutique with absolute experts who can look back on many years of experience. Each case receives its own strategic attention and is handled and pursued carefully and with great commitment.’

‘Wolfgang Götz and Constantin Kurtz are absolute workhorses who drive highly intelligent solutions with an outstanding level of ambition. Despite their many years of experience and expertise, they have literally remained “down to earth”. It’s fun and enjoyable to work with them. They handle all patent litigation proceedings with outstanding quality.’

‘KLAKA is one of the top law firms for legal disputes in patent, trade mark and design matters. The team is convincing in every respect, both in enforcing intellectual property rights and in defending against unjustified claims. A particular strength of the firm is that its clients include individuals, small and medium-sized companies as well as large corporations, which means that KLAKA handles the entire range of patent disputes as part of its daily practice.’

‘In recent years, KLAKA has developed particularly outstanding expertise in patent litigation in the mobile communications sector. KLAKA is regularly present before all important German courts for patent litigation and is therefore well prepared for upcoming UPC disputes.’

‘Constantin Kurtz and Wolfang Götz are the lawyers with whom we support a large number of important clients. Both lawyers specialise in patent litigation and have been involved in a number of leading decisions. They have a special understanding of recognizing essential aspects of complex patent litigation proceedings, developing the best possible strategy for further action and correctly positioning decisive arguments both in pleadings and in oral proceedings. They benefit from precise knowledge of how various judges think and work.’

‘Very thorough and well-founded advice. Always with good ideas and strategic courage.’

‘Stefan Eck: Thorough, very analytical, combative. Constantin Kurtz: Outstanding dogmatic exploration, thorough, combative.’

‘High technical and legal expertise across all partners, clear communication.’

Klinkert Rechtsanwälte PartGmbB

Klinkert Rechtsanwälte PartGmbB's team focuses on litigation and is characterised by broad sector expertise, which spans medical technology, pharmaceuticals and cosmetics among others. Here, the practice assists medium-sized companies and corporations with infringement and inter pares proceedings before German and European courts, often in cooperation with foreign law firms. Nora Keßler heads the practice and is regularly called upon to coordinate proceedings in Italy, while Friedrich Klinkert advises on patent law as well as on copyright and competition issues.

Practice head(s):

Nora Keßler

Other key lawyers:

Friedrich Klinkert; Christoph Palzer


‘Exceptional lawyers with a client-oriented, practice-oriented focus.’

‘Nora Keßler is the best patent attorney in Germany that I have ever worked with. She is truly extraordinary.’

‘Christoph Palzer: A great aspiring patent attorney.’

Key clients

Nichia Corp.

Heraeus Medical GmbH / Heraeus Holding GmbH / Heraeus Kulzer GmbH

Spectrum Brands / Philips

Work highlights

  • Advice and representation of Nichia Corp. in a patent infringement dispute against HTC (manufacturer of mobile phones) and in subsequent damages lawsuit (sum proceedings).

  • Advising and representing Heraeus Group in a global legal dispute regarding the infringement of trade secrets (an invention in the field of polymer chemistry).

  • Advising and representing Spectrum Brand Group in urgent patent protection proceedings.


Linklaters' key competencies include inter pares and infringement proceedings and are particularly often exerted for global corporations due to the firm's international positioning. The group has further expertise in antitrust-related issues which it applies in SEP and FRAND disputes among other matters. Julia Schönbohm heads the practice and specialises in advice to the technology sector, while Bolko Ehlgen is particularly involved in healthcare-related matters.

Practice head(s):

Julia Schönbohm

Other key lawyers:

Bolko Ehlgen


‘Julia Schönbohm is a sharp thinker.’

‘Our experiences with Linklaters’ patent law team have been consistently positive. Their high level of commitment clearly stands out in a challenging and dynamic business environment.’

‘The team has a keen eye for commercially viable solutions that are not only legally robust, but also aligned with our business goals and the market situation.’

‘The lawyers on this team demonstrate not only legal expertise, but also an understanding that every legal issue has a larger economic context.’

‘Their proactive approach and willingness to think outside the box sets them apart from the competition.’

Work highlights

  • Defending Seoul Semiconductor against a patent infringement lawsuit related to LEDs for displays and mobile applications filed by a competitor in the Munich District Court, as well as assisting with patent invalidity suits in multiple jurisdictions and coordinating the global defense strategy.

  • Representation of Bundesdruckerei regarding an alleged patent infringement on products that are essential for the fulfillment of its public tasks in the production of passports.

  • Advising Takeda on the enforcement of patents for a new development in the field of rare diseases.

Maiwald GmbH

With offices in Düsseldorf and Munich, Maiwald GmbH impresses with broad sector expertise, including pharmaceuticals, chemistry and information technology, which also mirrors the sectoral focus of practice head Marco Stief. He is supported by counsel Heike Röder-Hitschke, who handles patent infringement and inter pares proceedings as well as extensively advising on trade marks. Christian Meyer (infringement and inter pares proceedings) made partner in October 2023.

Practice head(s):

Marco Stief

Other key lawyers:

Heike Röder-Hitschke; Christian Meyer

Mayer Brown LLP

Mayer Brown LLP represents clients in infringement and nullity proceedings and focuses on the automotive, TMT and life sciences sectors. This approach is complemented by expertise in neighbouring fields such as competition law. Ulrich Worm leads the firm's German IP group and, in addition to litigation, also advises on patent licensing and technology transfer agreements. Christoph Crützen focuses on cross-border disputes and further assists clients with IP-related transactions.

Practice head(s):

Ulrich Worm

Other key lawyers:

Christoph Crützen


‘Despite the relatively small team, very present and very good assessment of the legal and technical issues.’

‘Christoph Crützen is an outstanding lawyer with excellent legal and technical expertise. Very competent and committed.’

Key clients

Guangdong Alison Hi-Tech Co., Ltd.

Maxell, Ltd.

Anhui Jinhe Industrial Co. Ltd.

Sigma Designs Group

Galderma Laboratories, Inc.

McDermott Will & Emery Rechtsanwälte Steuerberater LLP

Although McDermott Will & Emery Rechtsanwälte Steuerberater LLP focuses on the automotive and healthcare sectors, the group also acts for clients in the electronics and chemical industries. Under the leadership of Boris Uphoff, whose expertise spans patents, trade marks and competition, the team frequently handles cross-border proceedings, particularly with regard to the US. Henrik Holzapfel's competencies include SEP-related forensic patent matters.

Practice head(s):

Boris Uphoff

Other key lawyers:

Henrik Holzapfel; Steffen Woitz


‘Lean and targeted structure. Broad competencies.’

‘Flexibility. Good understanding of industry needs. Pragmatic approach. Excellent presentation skills using language that is understandable even to non-lawyers.’

‘Henrik Holzapfel is an outstanding and exceptional lawyer in every respect. He is extremely competent, very committed and enjoys our complete trust.’

‘They are so proactive and provide valuable recommendations to clients. They keep clients informed about cases and court decisions.’

‘Henrik Holzapfel is very active and thinks through all possible scenarios with his clients in mind. His recommendations are very creative.’


Noerr's advice covers forensic infringement and nullity proceedings, including FRAND-related proceedings, while the team acts with a particular focus on telecommunications, connected cars, electronics and pharmaceuticals. Considered an expert for standard-essential patents, Ralph Nack is particularly active in the mechanical engineering and electronics sectors and heads the practice. In addition to patent disputes, associated partner Armin Kühne is further experienced in handling research and development contracts and licensing matters.

Practice head(s):

Ralph Nack

Other key lawyers:

Armin Kühne


‘Noerr has very good local contacts and helps clients greatly in understanding the local legal framework.’

“The team is good at solving difficult problems in quite creative ways and is open to exploring all possibilities.”

‘Ralph Nack is very creative when it comes to exploring new legal arguments. In addition, he understands how to think from the client’s perspective when preparing legal opinions.’

‘The good combination of specialists from different areas ensures that the case is examined from many sides. I like Noerr’s lawyers and their work ethic. They are easy to work with.’

‘Attention to detail and friendly attitude.’

Key clients

AIM Sport Vision AG

Andritz Küsters GmbH

Andritz Separation GmbH

Cambridge Mobile Technology

Centripetal Networks

Dellner Bubenzer

Edelmann Technology

Fluke Deutschland


Joskin AG





Work highlights

  • Represented Centripetal Networks in numerous patent infringement and invalidity disputes involving advanced network security technology against competitors Cisco, Palo Alto Networks and Keysight.

  • Represented Xiaomi in various patent disputes relating to standard essential patents, including active and defensive FRAND proceedings, as well as litigation prohibition proceedings, including a US 1782 discovery proceedings.

  • Represented Honor in litigation involving five SEPs relating to standards essential patents against VoiceAge, including FRAND defense and various counterattacks.

Norton Rose Fulbright

Clients in the life sciences, healthcare and technology sectors regularly turn to Norton Rose Fulbright in patent disputes and parallel matters such as freedom-to-operate opinions and due diligence issues. Practice head Clemens Rübel is experienced in the coordination and handling of international disputes, including those relating to standard-essential patents, and complements this with expertise in employee invention, competition and licensing law.

Practice head(s):

Clemens Rübel

Other key lawyers:

Tiffany Zilliox; Maximilian Schmitz

Key clients

WaveTouch Denmark A/S

Amer Sports Group

Angelcare Group

Depo Auto Parts Ltd

Work highlights

  • Representing WaveTouch in patent infringement proceedings regarding fingerprint sensors for 5G smartphones against Huawei and Goodix.

  • Defense of Depo Auto Parts against patent infringement lawsuits by competitor Valeo SA before the Düsseldorf Regional Court, Düsseldorf Higher Regional Court and BGH; representation also in legal proceedings before the BPatG and BGH.

  • Advising and representing Amer Sports Group in contentious patent infringement and inter pares proceedings.

Preu Bohlig & Partner

Preu Bohlig & Partner primarily assists clients in the automotive and pharmaceutical sectors, although its clientele also includes companies from the telecommunications sector. Christian Donle, who often handles infringement and legal proceedings relating to SEP, is the main contact in Berlin, while the Munich-based Andreas Haberl predominantly focuses on forensic matters as well as on licensing and development contracts. Christian Kau, who is experienced in the automotives, precision engineering and medical technology spheres, and Matthias Hülsewig, who often acts for Chinese clients, are the key contacts in Düsseldorf. In Hamburg, Daniel Hoppe frequently represents companies from the pharmaceutical sector.

Practice head(s):

Christian Donle; Andreas Haberl; Daniel Hoppe; Christian Kau; Matthias Hülsewig

Other key lawyers:

Axel Oldekop; Alexander Harguth


‘I continue to see the highest level of competence and maximum efficiency in the prosecution of intellectual property rights infringements. The same applies to legal support in license negotiations, the evaluation of existing and drafting new license agreements with automobile manufacturers and suppliers, as well as dispute resolution through out-of-court settlements/licensing agreements.’

‘I consider Preu Bohlig and Partner and especially Christian Kau to be an absolute “Premier League in IP” and plan to continue working closely with this law firm in the future.’

‘Christian Kau is absolutely outstanding. He has an extraordinarily high level of comprehension, shows maximum flexibility and processes/delivers briefs with an exceptionally high speed and care.’

Key clients

4Inno Ingenieurgesellschaft mbH & Co KG

Accord Healthcare GmbH

Actividad Nautica Balear S.L.

ALIUD Pharma GmbH

Ansorg GmbH

ATT AutomotiveThermoTech GmbH

Betapharm GmbH

BORA Vertriebs GmbH & Co. KG


C.G. Haenel GmbH

Fresenius Medical Care Deutschland GmbH & Co. KG

G & B Fissaggi Srl


Hauff-Technik GmbH & Co. KG

Hewlett Packard Enterprise Company (HPE)

Hikma Pharma GmbH

Huawei Ltd.

iAQUA Limited

James Hardie Europe GmbH (formerly Fermacell GmbH)

Koenig & Bauer Metalprint GmbH

Picote Solutions Oy


STADA Arzneimittel AG


Synthon BV

Uhrig Straßen- und Tiefbau GmbH

Unac Holding AG

Wash Tec Holding

Wamster GmbH

Quinn Emanuel Urquhart & Sullivan, LLP

Quinn Emanuel Urquhart & Sullivan, LLP's litigation practice is led by Marcus Grosch in Munich, who is experienced in the life sciences, technology and automotive sectors. The team is considered a leading address for complex litigation with parallel proceedings in several jurisdictions and has particular expertise in US-related matters. Here, it primarily focuses on contentious matters in the chemical, pharmaceutical, biotechnology and life sciences sectors and, in addition to infringement proceedings, also covers nullity and opposition proceedings. Johannes Bukow particularly impresses with expertise in antitrust-related patent issues, such as pertaining to FRAND terms, while Jesko Preuß predominantly acts in the technology sector. Counsel Katrin Gerstenberg is another key contact and experienced in infringement, SEP and FRAND proceedings.

Practice head(s):

Marcus Grosch

Other key lawyers:

Johannes Bukow; Jérôme Kommer; Jesko Preuß; Katrin Gerstenberg; Michael Krenz; Johannes Druschel; Andreas Hahne; Andreas Duensing; Jan Axtmann; Marlen Yan


‘Very high level of technical and legal understanding, very good ideas on legal action taking the economic situation into account.’

‘Jesko Preuß: Very pleasant personal interaction coupled with impressive legal skills which marries economic interests with legal proceedings.’

‘Marcus Grosch and his comprehensive expert knowledge are available on-demand at any time.’

Key clients




Godo Kaisha IP Bridge 1

Google LLC

Qualcomm Inc.

Voxer IP LLC


Niantic Inc.

ITM Isotope Technologies Munich SE

Hansa Biopharma AB

Work highlights

  • Representing DexCom in the global dispute against Abbott in Germany and the US in a series of infringement and nullity proceedings, both on plaintiff and defendant side.

  • Defending Tesla in an extensive patent series and conducting parallel legal proceedings, including regarding chip control, data transmission and resource management.

  • Defending Netflix in various patent infringement proceedings against Broadcom/Avago.


With offices in Düsseldorf, Mannheim, Hamburg and Munich, rospatt is present at all locations of UPC's German local chambers; in addition to its European work, the practice also handles national disputes before various authorities such as the DPMA and the Federal Court of Justice. This offering is complemented by expertise in SEPs and advice to pharmaceutical manufacturers, although its client portfolio also includes companies from the telecommunications, electronics and automotive sectors, among others. Cross-border cases are a central focus of Max von Rospatt's practice, whose technical areas of expertise include mechanical engineering and consumer electronics. Henrik Timmann handles infringement, opposition and nullity proceedings and, in addition to German companies, often acts for clients from the US and Asia.

Other key lawyers:

Thomas Musmann; Henrik Timmann; Rüdiger Pansch; Max von Rospatt; Hetti Hilge; Markus Lenßen; André Sabellek


‘Boutique litigation law firm that is fully committed to every client.’

‘André Sabellek is characterized by open and clear communication, even in difficult cases. Dr. Sabellek’s suggestions are well thought-out. The client therefore always knows where he stands and can go with the suggestions that suits his goal best.’

‘The practice is very experienced and has various specialists. The collaboration is professional and uncomplicated; the long-term continuity of the employees has paid off.’

‘Markus Lenßen is now a very experienced lawyer with whom we always enjoy working. He has a brilliant technical understanding.’

‘André Sabellek impresses with his precise and careful work; he develops ideas very well in conversations. In addition, he always responds promptly to inquiries and queries, which we really value in our collaboration.’

‘Max von Rospatt is a fox who, thanks to his experience, quickly recognizes the right tactics and conducts proceedings confidently. Collegial cooperation helps to achieve excellent results.’

‘Incredibly good technical and legal knowledge. Complex topic content was immediately understood and processed correctly.’

‘The lawyers at Rospatt work together in an extremely coordinated and extremely efficient manner and thus achieve an exceptional depth of processing and quality of the pleadings.’

Key clients



AMO (Johnson & Johnson)



Dorel France

Dr. Falk Pharma

ETEX (vormals Promat)



XSYS (vormals Flint und Xeikon Pre-Press)




Innova (Doppelmayr)

Johnson & Johnson (einschließlich Janssen Pharmaceuticals)

LG Electronics




r.d.i. Deutschland

Rhodia Chimie (Solvay)


Samsung Electronics

Schlüter Systems KG

Schneider Electric


Unicorn Mouldings

Work highlights

  • Represented AMO in a ten-patent litigation against Alcon.

  • Representation of rdi Germany in an ongoing patent dispute with US company NOCO regarding jump starter devices.

  • Ongoing support for Samsung Electronics in disputes involving several patents as well as in SEP license negotiations.

Simmons & Simmons

Simmons & Simmons focuses on IT, telecommunications and life sciences and acts in nullity, infringement and opposition proceedings. In addition to its global network, clients further benefit from its set-up as a mixed patent and law firm. The practice is led by a duo consisting of Peter Meyer, who primarily handles disputes relating to life sciences and TMT, and Thomas Gniadek, who is particularly active in SEP matters.

Practice head(s):

Peter Meyer; Thomas Gniadek


‘Thomas Gniadek makes this practice unique in my opinion. He is a proactive and appropriately aggressive litigator who always has the client’s best interests at heart. He is strategic and considerate.’

‘If you need a fresh start and a fresh perspective, the Simmons & Simmons patent litigation team is your best choice. They know how to reduce complex, lengthy legal disputes and focus on what matters. You keep an eye on the time and fees spent without compromising the quality of the service.’

‘Thomas Gniadek is the mastermind of the patent litigation team. He thinks outside the box, is creative and can make convincing arguments based on small details.’

Key clients

Bayer Health Care



Formlabs Inc. / Formlabs GmbH

Industex SL, ISL GmbH, MediaShop AG, Bruno Bader GmbH & Co KG

Match Group Inc.





Work highlights

  • Advising Bayer on the Europe-wide coordination of the enforcement of patents against the market entry of generics for cancer drug Nexavar.

  • Prosecution of patent infringement claims for DivX against Netflix and Amazon Prime Video with parallel patent infringement proceedings in the US, Brazil, Germany and the Netherlands.

  • Representation of Bestway in a patent dispute regarding the internal structure of inflatable pools.


Taliens focuses on the telecommunications sector, although other technical emphasis is put on electronics, mechanical engineering, medical devices and pharmaceuticals. In addition to objection, nullity and infringement proceedings, the practice is also experienced in handling disputes relating to SEP and FRAND; these competencies also reflect practice head Thomas Lynker's expertise. With locations in Paris and Munich, the group is also well positioned for UPC proceedings.

Practice head(s):

Thomas Lynker


‘Thomas Lynker: Very good in negotiations, analytical, keeps an overview.’

‘Taliens is one of the leading law firms for FRAND disputes. Their partners are collaborative, understand technology and stay up to date on current legal issues.’

‘Thomas Lynker has a remarkable work ethic and attention to detail. He gets to know each client and issue and provides excellent client service with creative legal theories and well-written documents.’

Key clients


ZTE Deutschland GmbH and ZTE Corporation

TCT Mobile Europe SAS und TCT Mobile Germany

Orckit IP

G+ Communication

Totemo AG

Mala Technologies


THC Pharm

Work highlights

  • Representation of Mala Technologies Ltd. in the enforcement of three patents in the telecommunications sector (network technology) against Cisco Systems, Inc. and Cisco Systems GmbH before regional courts in Munich, Mannheim and Düsseldorf.

  • Preparation of two lawsuits for a client in the mobile communications sector (based on two patents essential to the LTE standard) for submission to the Unified Patent Court.

  • Defending ZTE Deutschland GmbH and ZTE Corporation in five patent infringement lawsuits filed by Godo Kaisha IP Bridge, each based on five alleged patents essential to the LTE standard.

Taylor Wessing

Taylor Wessing impresses with cross-border skills, which also benefit clients in extensive patent litigation. This has resulted in an international client base, particularly from the US, Japan and China as well as Taiwan and South Korea, although start-ups and German companies also form part of its client roster. The practice group’s sector focus primarily lies on life sciences and technology. Gisbert Hohagen leads the team and has expert knowledge of employee invention law, while Dietrich Kamlah is experienced in antitrust- and SEP-related matters. Roland Küppers, who assists with issues in the telecommunications, optoelectronics and semiconductor technology areas among others, is another key contact.

Practice head(s):

Gisbert Hohagen

Other key lawyers:

Dietrich Kamlah; Roland Küppers; Sabine Rojahn; Anja Lunze; Christoph de Coster; Philipp Krusemarck; Christian Lederer; Nora Wessendorf; Michael Schächinger; Alexander Rubusch; Jan Phillip Rektorschek


‘Competent, friendly team whose goal is always to achieve the best for the client – even if the path may seem unconventional. International competence.’

‘Roland Küppers is extremely competent, yet is characterized by a pleasant, collegial demeanor.’

‘Very efficient team that responds to the special needs of clients in a targeted, timely and comprehensive manner. The special characteristics of the client (e.g. regarding level of knowledge, preferred means of communication, budget) are also taken into account.’

‘Professional team, competent, always on time, well organized.’

‘I was able to work with Roland Küppers and Alexander Rubusch: the calm professionalism with which the issues were approached always led to a creative and profitable discussion for the client. During the negotiation, the demeanor was professional, objective and yet with the necessary emphasis.’

‘The collaboration with Taylor Wessing was perfect; I really appreciate the firm’s efficiency in every respect. They were precise, efficient and extremely technical.’

‘Alexander Küppers and Alexander Rubusch: Very precise, technical and honest. In addition to their very technical approach, I also met a very human and empathetic person. My experience with their support was excellent.’

‘Very good discussions and advice, short response times and easy accessibility.’

Key clients


Allison GmbH und Bright Children’s Products Ltd. (BPC)

Dana-Farber Cancer Institute, Inc.



Glenmark Pharmaceuticals Europe Ltd.; Glenmark Arzneimittel GmbH

Mylan / Viatris

Pfizer Inc.


STADA Arzneimittel AG

TCT Mobile Germany and TCT Mobile Europe SAS

tesa SE

Thermoplay S.p.A.

Work highlights

  • Defense of Abbott GmbH and ADC Inc., including four parallel opposition proceedings before the EPO; Representation of Abbott GmbH and ADC Inc., including participation in six parallel nullity proceedings before the BPatG and opposition proceedings before the EPO.

  • Representation of Fraunhofer-Gesellschaft in patent infringement proceedings against manufacturers in the field of solar technology (solar inverters/semiconductor topology).

  • Represented Pfizer Inc. in several patent infringement proceedings; In addition, representation in parallel proceedings in the Netherlands and the United Kingdom.

Vossius & Partner

At Vossius & Partner, the legal team is supported by an in-house group of patent lawyers, which enables the practice to handle a wide range of proceedings, including nullity and infringement proceedings. At the end of 2022, the firm also joined forces with Dutch law firm Brinkhof to form VOSSIUS & BRINKHOF UPC Litigators, in order to jointly act in disputes before the UPC and thus further advance its international reach. Key contacts include practice head Thure Schubert, who has expertise in employee invention law, and Georg Andreas Rauh, who is experienced in FRAND and SEP matters.

Practice head(s):

Thure Schubert

Other key lawyers:

Kai Rüting; Andreas Kramer; Georg Andreas Rauh; Christian-Leopold Zapp; Zhuomin Wu


“What we value most is that they are very objective in their analysis and suggestions and we trust their judgment.”

‘Excellent quality of service and responsiveness and a pleasure to work with.’

‘Andreas Kramer: Great lawyer. Competent, responsive, gets things done.’

‘A one-stop shop for all patent needs, including freedom-to-operate, patent prosecution and patent litigation services. This is a unique offer.’

‘Thure Schubert is a masterful lawyer in leading many parallel proceedings in Germany. Calm, cool and collected, he has an effective style in front of German judges.’

‘Kai Rüting will be one of the future stars of the German patent litigation arena.’

Key clients


Alcon Inc.

Archos S.A.


Boston Scientific Corporation

British American Tobacco


CJ CheilJedang Corp.

Eglo Leuchten GmbH

Fliteboard Europe BN


Lenovo Group Ltd.


TASKA Prosthetics

Tomra Systems ASA




Work highlights

  • Representation of Xiaomi against several licensors of the Access Advance HEVC patent pool in a dispute regarding several standard-essential patents in numerous proceedings before the courts in Düsseldorf and the Federal Patent Court.

  • Represented Boston Scientific Corporation (BSC) in global medical device litigation.

  • Representing British American Tobacco (BAT) in global litigation involving e-cigarettes, heat-not-burn products and liquidizers such as IQOS/Heats, ePods and glo/neoSticks.