Patent prosecution in Germany

Covers patent applications and authorities proceedings, considering both the work of patent law firms and of attorneys-at-law in mixed law and patent law firms. Patent processes are listed in a separate ranking.

Bardehle Pagenberg

Bardehle Pagenberg impresses with in-depth experience in the management of highly international mandates, both in portfolio development and management as well as in contentious proceedings. The boutique, based in Munich, Düsseldorf, Paris and Barcelona, offers one of the largest and most experienced combined patent law and attorney-at-law teams in Germany, evident in several parallel proceedings before the patent offices, the Federal Patent Court and the civil courts. Traditionally, the sector focuses cover the automotive, electronics, telecoms and software industries, with frequent instructions from large international clients, especially the US and Japan, but also DAX corporations, German medium-sized companies and startups. Other key industries are the sports article, mechanical engineering, pharmaceuticals and medical technology sectors. Deputy managing partner Johannes Lang, who focuses on contentious proceedings, Christof Karl (computer hardware and software), Joachim Mader (process engineering and mechanical engineering) and Tobias Kaufmann (electrical engineering, IT, medical technology) head the patent lawyer team. IT specialist Patrick Heckeler in Munich made partner in January 2021. Bastian Best set up law firm BESTPATENT in May 2021. The firm also offers tailored legal tech solutions via its IT department as well as an in-house graphic designer.


‘Very good cooperation, you feel like an equal team partner in the joint discussions.’

‘Development of very good strategies. Opportunities are created where you don’t see any anymore. Excellent commitment.’

The Bardehle PA team meets the highest professional standards in terms of communication, quality of work results and speed/punctuality of work. The client’s business is understood deeply and the client is advised accordingly in a pragmatic and solution-oriented manner.

As a physicist, Georg Anetsberger has a very deep understanding of various aspects of medical technology.

Key clients

adidas AG

Apple Inc.


AusBio Laboratories

Carl Zeiss SMS GmbH

Dropbox Inc.





Gerresheimer Regensburg GmbH

Hyster Yale group

Johnson Matthey

Kverneland Group


Memorial Sloan Kettering Cancer Center

Mitsubishi Heavy Industries



Samsung Electronics


Wago Kontakttechnik GmbH

Work highlights

  • Exclusive extensive EP, DE and PCT filing activities for adidas AG in the field of sports and materials technology as well as representation in opposition and nullity proceedings before the EPA, the DPMA and the BPatG as part of the long-term support of the entire EP and DE portfolio, including Advice on employee invention rights and FTO analysis and research.
  • Extensive and ongoing EP, DE and PCT filing activities for Apple Inc. in the field of computer technology and IT as well as representation in opposition and nullity proceedings before the EPO, the DPMA and the BPatG; long-term management of a sub-portfolio.
  • Extensive ongoing EP, DE and PCT filing activities for Qualcomm in Telecoms (SEPs); long-term support of a sub-portfolio as well as advice on employee invention law, cooperation agreements and SEP strategies.  

Boehmert & Boehmert

Boehmert & Boehmert advises on some of the highest volumes of applications before the EPO and the DPMA in the German market. Spread across six German offices (Berlin, Bielefeld, Bremen, Munich, Düsseldorf and Frankfurt) and three foreign offices in Alicante, Paris and Shanghai, the sizeable team offers not only geographical proximity to its clients but also a wide range of expertise in technologies and sectors. Particularly mechanical engineering and IT, computer technology, chip technology and electrical engineering are among the key focuses. In addition to numerous multinational clients, mainly from the US, Taiwan, China, Korea, Japan and India, the team also advises a large number of German medium-sized companies as well as several universities and research institutions. The firm has a strong team of patent lawyers as well as an increasingly established attorney-at-law team, which benefits clients in both portfolio development and forensic matters, including opposition proceedings. The key contacts are Christian Appelt (physics, mechanical engineering, electronics, computer technology), Christoph Angerhausen (engineering, physics), Nils Schmid (mechanical engineering), Dennis Kretschmann (physics, electrical engineering, optics, IT, software) and Daniel Herrmann (optics, electronics, chip technology, medical technology, computer-implemented inventions). Munich-based duo Matthias Hofmann (computer-implemented inventions) and Florian Malescha (mechanical engineering, automotive engineering), both made partners in January 2021.

Key clients

Aptar Freyung GmbH

Aphria Deutschland Gmbh

Borgers SE

Fuji Electric Co. Ltd.

Klaus Bruchmann GmbH

Panasonic Corp. / Panasonic Intellectual Property Management Co., Ltd.

SZ DJI Technology Co., Ltd.

WACOM Co. Ltd.


Terra Quantum AG

Gabo Systemtechnik GmbH

Borgers SE

Lupus-Electronics GmbH

Matthews International GmbH

Friedhelm Loh Group

wallPen GmbH

Work highlights

  • Representation of BAUERandMORE GmbH in an EP application and PCT subsequent application regarding rope brakes for sport rope climbing.
  • Comprehensive advice and representation of Terra Quantum AG in the field of quantum information technologies.
  • Representing the pipe connection system manufacturer Gabo Systemtechnik GmbH in patent infringement proceedings against the Czech competitor Dura-Line CT, sro.

Cohausz & Florack

Cohausz & Florack distinguishes itself from the competition through its extensive activity for large and medium-sized German clients, with further cross-border expertise in patent applications. In particular clients from the US, China and Korea benefit from the longstanding experience in the respective jurisdictions and the firm regularly cooperates with established partner firms beyond the borders of Germany. The team is experienced in developing and managing large portfolios, with expertise covering mechanical and electrical engineering as well as information and telecoms technology, chemistry and life sciences. The opposition practice enjoys a particularly good reputation for its activity in the life sciences sector, but is also well versed in nullity and infringement proceedings. Design and employee invention law matters are also covered. Ralph Minderop retired at the end of 2020. Electrical engineering specialist Björn Brouwers made partner in January 2021. Key figures include Arwed Burrichter (chemicals and life sciences), Natalie Kirchhofer , Mathias Karlhuber (electronic program guides, medical technology, chassis technology, among others), Philipe Walter (electrical engineering, IT, mechatronics), Hendrick Bücker (electrical engineering), Jan Ackermann (including vehicle technology, mechanical engineering), Arnd Ziebell (renewable energies, metals), Johannes Simons (mechanical engineering, process engineering, materials), Jochen Kapfenberger (process engineering, mechanical engineering) and Andreas Thielmann (packaging technology, materials, environmental and process engineering). In addition to its headquarters in Düsseldorf, the firm also has an office in Munich.

Key clients

bio-tec Biologische Naturverpackungen GmbH & Co. KG

Francotyp-Postalia AG & Co. KG

innogy SE

SIG Technology AG, SIG Combibloc Systems GmbH

Vorwerk & Co. Interholding GmbH

Yoshino Kogiyosho Ltd.

Eisenführ Speiser

At Eisenführ Speiser, instructions from German, US and Japanese clients constitute the lion share of mandates, while the team is also active for Chinese and Swiss companies. The group’s industry focus lies in mechanical engineering, electrical engineering and chemicals, including metallurgy and materials. The team, which is made up of patent lawyers and attorneys-at-law, has extensive experience in preparing applications and the entailing application proceedings, including opposition and appeal proceedings as well as nullity and infringement proceedings. Christine Cirl, Manuel Söldenwagner and Fabian Fegers in Munich, Bremen-based Uwe Stilkenböhmer, Holger Veenhuis and Klaus Göken, Katrin Winkelmann and Lars Birken in Hamburg and Ludger Eckey from the Berlin office are the key contacts.

Key clients


Edwards Lifesciences Corporation

Enercon GmbH

Hüttenes-Albertus Chemische Werke GmbH

Koninklijke Philips N.V.


Minimax GmbH & Co. KG

Nordson Corporation

Panasonic Corporation

Sisvel International S.A.

Symrise AG

Wabco GmbH

Work highlights

  • Various opposition proceedings for BASF SE in the litigation complex surrounding EP 3138910, the patent family of CRISPR patents from the Sigma-Aldrich portfolio.
  • Successful rejection of oppositions and cross-appeals against two German patents for Mitsubishi HiTec Paper Europe GmbH. The client’s patents were fully maintained.
  • Consistently successful defense of the client Koninklijke Philips NV in ongoing EPO oppositions against numerous patents in the field of medical technology.


Grünecker is among Germany’s most active application practices, evident in the team assisting with high volumes of applications before the EPO as well as before the DPMA and PCT. The firm also distinguishes itself due to its regular activity for Japanese, Chinese and US clients, which constitute a large part of the highly international application practice. Corresponding with the busy EPO application practice, the team also assists with opposition and appeal proceedings before the EPO. The forensic offer is complemented by the in-house lawyers and in-depth experience in nullity proceedings. The sizeable team of patent lawyers, based in Munich, Berlin, Cologne and Paris, covers a wide range of technology, with mechanical engineering, electronics and IT patents accounting for a particularly high proportion of the caseload. Clients from the chemicals and pharmaceuticals sectors also call upon the firm’s expertise. Jens Koch (mechanical engineering); Andreas Kayser (electrical engineering, software); André Nickel (electrical engineering, physics, software, renewable energies); Rainer Bertram (mechanical engineering, materials science); Jens Hammer (life sciences, nanotechnology); Steven Zeman (life sciences and chemicals); Anton Pfau (physics); Moritz Höffe (physics, software, renewable energies); Gero Maatz-Jansen (mechanical engineering); Martin Dropmann (mechanical engineering, nanotechnology, materials science) and Christian Meisinger (mechanical engineering) are among the core team. Rainer Plaggenborg (life sciences) and Stefano Marchini (physics) joined the partnership in 2021.


‘Broad basic knowledge with experts in the background.’

‘Fast implementation of solutions or ideas in draft documents or drawings with constructively critical discussions.’

‘Professionally competent partners; quick answering of questions; very speedy preparation of registration documents.’

‘Martin Dropmann captures the essential patentable features of our developments excellently and quickly; an uncomplicated and highly competent patent attorney; explains well and reacts very quickly to notifications etc.’

‘I have experienced Grünecker Patent- und Rechtsanwälte as a highly professional and client-oriented law firm for many years. The advice and services are of a high standard and the organizational processes are regulated above average.’

The Grünecker team that works for us is characterized in particular by high availability, quick reactions and very good work results.

Mr. Maatz-Jansen knows his strengths and the strengths of the team. The right people are always involved in order to obtain the best solutions for the client.

Key clients

Fuji Corp.


JFE Steel

Krones AG



Rockwell Automation

Samsung Electronics

Tyco Electronics

Work highlights

  • Many years of comprehensive support for the entire Microsoft portfolio, including registrations and procedures.
  • Long-term support of the complete portfolio of Krones AG, including registrations and proceedings, especially in the field of mechanical engineering.
  • Long-term support of the complete portfolio of Panasonic, including registrations and procedures, especially in the areas of IT/mobile communications and chemistry.

Hoffmann Eitle

Hoffmann Eitle is among the largest IP boutiques in Germany. The Munich-based firm is one of the heavyweights in prosecution, both in terms of applications’ volume and the busy EPO opposition practice. With four specialised taskforces (chemicals, biotechnology, mechanical engineering and electrical engineering), the team offers a broad range of technical expertise, with the life sciences generating the lion’s share of the workload. The chemicals team is led by Matthias Kindler, Peter Klusmann and Klemens Stratmann. Leo Polz and Joseph Taormino head the biotechnology team. Christopher Furlong heads the mechanical engineering team and Rainer Zangs is in charge of the electrical engineering team.


‘Very efficient working team with friendly and competent employees.’

The team has a remarkable ability to unify IP and business acumen and provide appropriate support.

Anne Katrin Schön and Thomas Becher show us perspectives that prove that they are more than capable of looking beyond the IP world and taking the business environment into account very well.

I have quick access to the partners I work with and they always respond very quickly. Hoffmann Eitle is a law firm where the focus is clearly results-oriented and no time is wasted on prestige, which is why they work well with each other, but also with law firms in other countries.

Dominik Scheible offers very good strategic advice in the areas of electronics and connected devices. He is very good at his job and always delivers on time.

‘Response times are very short and all inquiries are answered reliably.’

Key clients




Moderna Therapeutics


NTT Docomo

Novo Nordisk

Match Group

Work highlights

  • Representing Regeneron in several EPO opposition appeals regarding the use of transgenic mice to produce antibodies.
  • Advising Ablynx on patents in the field of immunoglobulin variable domains (ISVDs).
  • Defense of Allergan against an opposition by Merz Pharma to a patent on a syringe for dermal fillers.

Vossius & Partner

Vossius & Partner is among the top addresses for patent applications and registration proceedings in Germany. The firm has a mixed patent lawyer and attorney-at-law team and enjoys a good reputation for its forensic practice, especially in the life sciences. In the biotechnology and medical product sectors, the team is regularly active in market-shaping mandates. As one of the largest IP boutiques in Germany, it offers a broad service spectrum, which also covers the electrical engineering, technology, telecoms and mechanical engineering sectors. Elard Schenck zu Schweinsberg heads the team. Thomas Schwarze from the Physics, Engineering and IT group made partner in January 2021.


Elard Schenck zu Schweinsberg is a brilliant mind! Handles the dual role of patent attorney and litigious advisor with ease, very good at understanding new technologies. Exceptional in every way.

An excellent team across the board, with real depth of knowledge from everyone from partner to junior associate. Brilliant strategists. Very attentive to the legal and business aspects. Know the German market, the German courts and judges very well.

Jürgen Meier is a true biotechnology and life sciences specialist, advising on breakthrough technologies in a range of areas including CRISPR and microbiome therapy. He has a very extensive knowledge base and is always up to date on how best to protect patents and win opposition proceedings.

Good understanding of law, technology and strategy.

Key clients

Boston Scientific (BSC)

CRISPR Therapeutics AG


Max Planck Gesellschaft

Merck Sharp & Dome Corporation

Oryzon Genomics


Roche group (incl. F. Hoffmann-La Roche AG, Genentech Inc., Chugai Seiyaku

SL Corporation

Starkey Hearing Technologies

Work highlights

  • Representing CRISPR Therapeutics AG in EPA opposition proceedings against the Broad Institute.

Maikowski & Ninnemann

Maikowski & Ninnemann stands out with its dual focus on application and authorities proceedings as well as patent disputes, thus, the group is predestined to handle contentious matters in the prosecution space and is a popular choice for large German and international clients from highly competitive markets, such as technology and electronics. Since 2015, the firm has continuously expanded its presence with several major mandates and in 2020 added numerous well-known international players to its client base. The promotion of Frederick Kramer (mechanical engineering, vehicle technology, physics, electrical engineering) to partner in January 2021, also indicated growth in terms of personnel. Key contacts include the renowned Gunnar Baumgärtel (automotive engineering, mechanical engineering, measurement technology, software and chip technology), Felix Gross (process engineering, plastics technology, medical technology, mechanical engineering, software inventions), Ralf Emig (mechanical engineering, automotive engineering, automation technology, medical technology, software development) , Christoph Schröder (electrical engineering, medical technology, automotive engineering, mechanical engineering, software inventions) and Fabian Sokolowski (medical engineering, chemicals and biotechnology), all in Berlin, Andreas Tanner (electrical engineering, information technology, medical technology and mechanical engineering) in Munich and Matthias Hoffmann (molecular biology, genetic engineering , biotechnology and chemicals) in Leipzig.


‘Excellent technical expertise – particularly in all facets of electrical engineering; collegial and highly professional cooperation; fight extremely committed for the interests of their clients.’

‘Direct, simple and very professional access to current topics.’

‘We have always received very competent advice from the team in all aspects of our property rights activity, always tailored to our individual needs, both with regard to the technical content of our industrial property rights and their legal implementation and enforcement. We appreciate the client proximity of the entire team, the always given short-term responsiveness and the cost-conscious action. For us, the work of the team is characterized not least by the extraordinarily high success rate in enforcing our intellectual property rights at home and abroad.’

‘Matthias Hoffmann: Very high professional competence, very competent in consulting and communication, very high client orientation.’

‘Continuity; Consistently high quality over decades, even with a changing group of people.’

‘Absolute adherence to schedules; Completion of short-term necessary tasks without any loss of quality; Clarification of problems/questions that arise in a personal conversation.’

‘Very good and pleasant cooperation, competent partners, no putting off or postponing.’

Key clients

ARRI (Arnold Richter)





Brose Fahrzeugteile



Fenwal Inc.


Fraunhofer Gesellschaft

Fresenius Kabi

FU Berlin


GE Healthcare




Infineon Technologies

Joyson Safety Systems


LG Electronics (LGE)

LR Health & Beauty

Magna International

MD Elektronik

MSA Auer


Phoenix Contact

ProBiodrug AG

Rolls Royce

Solar Edge



TU Berlin

TU Dresden




Work highlights

  • Comprehensive advice to Fresenius, including new registrations, opposition proceedings, actions for nullity and litigation based on large patent portfolios with thousands of intellectual property rights each.
  • Comprehensive advice to Fitbit, including nullity actions and litigation for more than 50 patents.
  • Comprehensive advice to Broadcom, including nullity actions and litigation relating to more than 50 patents.

Maiwald GmbH

Maiwald Intellectual Property is particularly active in patent granting and post-granting proceedings before the European Patent Office, including in proceedings before the Board of Appeal and the Extended Board of Appeal. Based in Munich and Düsseldorf, the firm has a traditional focus on pharmaceutical and chemical patents but also successfully expanded its biotechnology expertise over recent years, including vaccines and stem cell therapy. In-depth knowledge pertaining to supplementary protection certificates is another strength. Other growth areas are electrical engineering, mechanical engineering and computer-related inventions, with a noticeable plus in medical technology-related mandates in 2020. Matters in the digitisation and artificial intelligence context are further growth topics. In addition to the prosecution practice, including a sizeable EPA opposition practice, the team is experienced in IP strategy consulting and, thanks to the in-house lawyers, has also developed a good reputation in infringement proceedings. The client base is very international, with a focus on China, Japan, Switzerland, the USA and Great Britain. Dirk Bühler (biochemistry), Eva Dörner (chemicals), Eva Ehlich (chemicals), Holger Glas (chemicals), Alexander Ortlieb (physics), Alexander Schmitz (electrical engineering), Derk Vos (chemicals), Naho Fujimoto (chemicals), Christian Pioch (physics), Lutz Kietzmann (mechanical engineering), Christian Schäflein (physics) and Martin Huenges (chemicals) belong to the core team.


‘Excellent team of patent attorneys who are very proactive and strategic in responding to the needs of our business.’

‘Eva Ehlich: Excellent knowledge of industry; years of experience; excellent strategic thinking; holistic approach.’

Naho Fujimoto: Very solution oriented; very efficient.’

‘The team consists of experienced scientists who understand the technology and develop IP strategies to protect scientific innovations.’

‘Attentive and thorough.’

‘Maiwald’s team around Dirk Bühler combines a high level of expertise with great commitment, pragmatism and very professional and personal interactions.’

‘Dirk Bühler has an extremely good overview of current case law and trends at the EPO and the German courts, which is of great value for filing strategies and opinion work.’

Key clients


Hexal AG /Sandoz

LTS Lohmann Therapie-Systeme AG

Royalty Pharma


The Regents of the University of California

Work highlights

  • Advised Royalty Pharma on multiple transactions totaling $2.33 billion in 2020.
  • Representing the patent holders University of California, Emmanuelle Charpentier and the University of Vienna in opposition proceedings before the EPO against seven opponents to the basic patent CRISPR/Cas9 (EP 2 800 811).

Meissner Bolte Patentanwälte Rechtsanwälte Partnerschaft mbB

With nine German offices and a London office, Meissner Bolte Patentanwälte Rechtsanwälte Partnerschaft mbB is well positioned to advise medium-sized and large German companies on prosecution matters at national and international level. The firm is particularly active in mechanical engineering and electrical engineering, whereas instruments and chemicals are also focus areas, the latter via a designated pharmaceuticals and chemicals taskforce, headed by Stephan Held in Munich. Munich-based duo Julian Würmser and Florian Meyer head the department for computer-implemented inventions. Other key topics include portfolio developments, registration proceedings, including opposition and appeal proceedings, both in Germany and before the EPO. In recent years, the firm increased its presence in German contentious proceedings, thanks to the expansion of the Düsseldorf office, as well as its international footing in both the infringement and prosecution area, where the English, Japanese and Chinese native speakers in the team routinely assist. The team is led by Jochen Kilchert (Munich), Kay Rupprecht (Düsseldorf), Jasper Werhahn (Gera), Ole Trinks (Augsburg), Markus Schlögl (Nuremberg), Nils Ellberg (Bremen) and Henrik Bolte (Hamburg). Of counsel Rainer Engels, former presiding judge BPatG, a.D., and Hans-Peter Felgenhauer, former member of the Technical Board of Appeal, EPO, a.D., are also part of the team.


Independent work of the partners; the cases are further developed and optimized in the interests of the clients. Processing mostly in the four-eyes principle, so that knowledge from related fields also flows into the processing of the cases. Another strength is direct communication, which avoids half-finished work being left behind at the client’s premises. Highest professional competence due to a legal profession that is professionally diversified.

Very good, personal relationship of trust. Especially in the case of problems, different opinions or particular difficulties in the cases, communication can be open without this leading to upsets, on the contrary: routine processes are improved; Problems of understanding and ambiguities are clarified at an early stage and the professional discourse leads to an improvement in the results.

Key clients

Brita GmbH

Cybex GmbH

Howmet Aerospace Inv.

Rockwool AS

Villeroy & Boch AG

Emmerson Process Group.

Koki Holdings

CommScope Technologies LLC

Mitsubishi Electric

Illinois Tool Works

Gulde & Partner

The patent team at Gulde & Partner distinguishes itself through its distinct focus on advising Asian clients. Accordingly, the team includes one Korean, two Chinese, one Japanese and one Indian patent lawyer, who utilise their expertise in advising clients predominantely from the telecoms and electronics industry. In 2020, both the client portfolio and team expanded with further additions. The firm's litigation practice regularly assists with prosecution matters in a preventive function, while patent engineers complement the service spectrum. Headquartered in Berlin, where practice heads Diane Reinstädler, Sönke Lorenz and Jens Glienke are based, the firm has four other offices in Germany, as well as offices in Yokohama and Beijing. Marco Scheffler (including optical technologies, nanotechnology and communications engineering) is also a key contact.

Other key lawyers:

Marco Scheffler; Nicolas Haße


A high level of expertise is paired with creativity and care. The lawyers at Gulde & Partner get to the bottom of the problems and regularly find practical solutions.

Thanks to his double qualification as a patent attorney, Marco Scheffler has an unusually high level of legal qualifications and is therefore particularly good at dealing not only with the technical but also with the specific legal issues of patent law. It is exceptionally practical and effective.

Nicolas Hasse works extraordinarily effectively and is one of the really great patent attorneys in video coding.

Fast, competent and personal support.

Versatile, covers a wide range of technical areas, adapts well to client requests, acts very entrepreneurially.

Key clients

Volkswagen AG

Audi AG

Samsung Electronics Co. Ltd.

Samsung SDI Co. Ltd.

Samsung Display Co. Ltd.

Siemens AG

Robert Bosch GmbH

Reemtsma Cigarettenfabriken GmbH

Imperial Tobacco Group

Mando Corporation


Sportstech Brands Holding GmbH

Work highlights

  • Extensive advice to Samsung Electronics on patent prosecution, including the filing of over 600 patent applications in 2020.
  • Ongoing advice to Volkswagen AG, including the drafting of over 400 patent applications.
  • Ongoing advice to Imperial Tobacco, including the subsidiaries Fontem Ventures and Reemtsma Tabakfabrik, both in the area of conventional and electronic cigarettes.

Jones Day

Jones Day‘s patent team is an integral part of the firm’s international patent practice. The group is predominantely active in the life sciences and the pharmaceutical industry. The particularly close ties to the international network result in frequent cross-border instructions, including transactions, from other European jurisdictions, the US, Asia and Australia, including those spanning several continents. Particular strong growth occurred in the areas mobile communications, the Internet of Things, blockchain, autonomous driving and artificial intelligence. The in-house litigators add to the firm’s capacities in parallel proceedings, both at national and international level. Geographically, the focus in Germany is Munich, where Olga Bezzubova, head of the European prosecution practice, as well as the litigation duo Gerd Jaekel (engineering) and Christian Paul (chemicals and pharmaceuticals, dually qualified as patent lawyer and attorney-at-law) are. Dorothée Weber-Bruls heads the physics practice from Frankfurt.

Key clients

Blickle Räder + Rollen GmbH u. Co. KG

Celgene Corp. und Tochterunternehmen

Lufthansa Technik AG / Astronics, Panasonic und andere

Akebia Therapeutics, Inc.

CJ CheilJedang Corp., Südkorea

Puma Biotechnology, Inc.

BioMarin Pharmaceuticals, Inc.

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

Wonderland, Nuna

Innio Jenbacher GmbH & Co OG

Idenix Pharma-ceuticals Inc. (Merck & Co., Inc.)

Keryx Biophar-maceuticals


NXP Semi-conductors N.V.

Rational AG/ Rational International AG

Motherson Group (vormals Samvardhana Motherson Group (SMG))

SK Innovation Company Ltd.

Sunrise Medical GmbH & Co.


Conex Universal Limited

Hope Medical Enterprises, Inc.

Genentech, Inc.

Work highlights

  • Advising Lufthansa Technik AG / Astronics, Panasonic and other clients in a complex international patent infringement lawsuit against a US supplier of cabin electronics.
  • Representing Puma Biotechnology, Inc. in opposition and appeal proceedings regarding a European patent that comprehensively covers the use of irreversible inhibitors for the treatment of gefitinib/erlotinib-resistant cancers and cancers with the T790M EGFR mutation; successfully obtaining the dismissal of the appeal.
  • Representation of the Motherson Group in the context of global portfolio management, especially on new materials in the automotive sector and driver assistance systems.

Michalski - Hüttermann & Partner Patentanwälte

In addition to a strong German client portfolio, Michalski – Hüttermann & Partner Patentanwälte is also instructed by several well-known international players. The service spectrum includes the drafting of patent applications and corresponding application proceedings, both before the DPMA and the EPO, while the team is also well versed in preparing freedom-to-operate analyses, IP-related support for transactions and portfolio management. The expertise in nullity and infringement proceedings, often in joint cooperation with lawyers from other firms, completes the service offering. The firm is based in North Rhine-Westphalia with offices in Düsseldorf and Essen and further offices in Munich and Frankfurt. Guido Quiram (electrical engineering and information technology), Stefan Michalski (chemicals, biochemistry), Dirk Schulz (physics), Ulrich Storz (life sciences) and Wasilis Koukounis (mechanical engineering) are among the core team. In January 2021, life sciences expert Christoph Volpers made equity partner. At the end of 2020, Carsten Bethke moved to Salzgitter Mannesmann.


‘The law firm has a very broadly based team. In addition to the particularly pronounced expertise in the fields of chemistry, pharmacy and materials science, the law firm has understood well how to build up expertise in the fields of mechanical engineering and electronics.’

‘Dirk Schulz and Guido Quiram deserve special mention. Both of them not only have excellent technical and patent law expertise, they are also able to include the economic framework of the case in their advice and are therefore able to create innovative solutions.’

‘The team is efficient, fast and works goal-oriented. The cooperation runs smoothly and a lot of value is placed on the special needs of the clients. The team is always helpful to achieve the best possible result. For every concern, there are specialists within the team who work together on complex inventions to achieve the best possible result. The level of knowledge on current decisions in practice is always comprehensive and up-to-date. It is the strategic considerations that, together with the client, lead to an optimal patent strategy.’

‘Dirk Schulz has a wide range of specialist knowledge with a great deal of experience and competence. The high level of professionalism and expertise, including international networks, set him apart. We appreciate the advice on patent law, especially on complex issues, and have been able to achieve very good results.’

‘High technical competence, focus on economically viable solutions.’

‘Large and competent team. Very down to earth.’

Key clients


ABB Power Grids

Deutsche Post/DHL







Flender GmbH

TK Elevator

General Motors

Heye International

ThalesAlenia Space

Quanta Computer

Universitäten NRW

Prinz & Partner

Prinz & Partner assists with German and European patent applications, including representation in the corresponding application proceedings before the DPMA and the EPO. The team's expertise in border seizure procedures and product piracy, especially at trade fairs, forms a cornerstone of the practice. The firm also offers freedom-to-operate analyses, infringement reports and handles due diligence in the transactional space. The group is also experienced in patent law support for startups and founders. Bernhard Pfleiderer retired at the end of 2020, which resulted in the closure of the Hamburg site. The remaining offices are in Munich, where practice heads heads Thomas Kitzhofer and Jochen Sties are based, and Berlin. Johannes Trapp moved to Flach Bauer Stahl in December 2020.

Practice head(s):

Jochen Sties; Thomas Kitzhofer


‘Very good grant rate for pharmaceutical applications.’

‘Ute Feldmann brings her many years of experience in the pharmaceutical industry and her freelance patent attorney work to the discussions of the strategy for patent applications in an excellent way. Possible critical points are recognized early and various solutions are presented. Highly recommended for applications in the pharmaceutical field with a high grant rate. Good performance even with objections from third parties and objections.’

‘High competence, flexible, fast, close cooperation.’

‘Thomas Kitzhofer works very precisely and creatively in the patent examination process. Very high success rate regarding grant and opposition proceedings. Very high availability.’

‘Very professional, broad knowledge, above-average substantiated advice, very good contact and availability, punctuality.’

‘The office is always available. Contact persons are available immediately or at very short notice. Excellent file management, every topic is immediately present. Respond intensively to client requests and always receive very competent and comprehensive advice in order to find the best solution together. Very professional and reliable law firm, the entire team is always very friendly and cordial. Very fast reaction and processing time even for complex projects. Very good and quick research. Reports are always written in a meaningful and understandable way.’

‘Werner Sulzbach is very experienced, extremely competent and a very valued and valuable adviser in all patent matters. He can understand matters very quickly and really advises for the best benefit of the client. He has a very good sense of what is really important to the client. Very cooperative partnership.’

Key clients






Europäische Zentralbank

Faurecia Emissions Control Technologies

Faurecia Interior Systems



Rohde & Schwarz

Inteva / Roof Systems Germany GmbH

Süss Microtec AG

GB Boucherie NV

Dehn SE + Co KG

Delo Industrieklebstoffe GmbH & Co. KGaA

Langmatz GmbH

Ohrmann Montagetechnik

Schill + Seilacher

Sartorius Stedim Biotech GmbH

Jochen Schweizer

Metrona Wärmemesser Union GmbH


Tintometer GmbH

Galata Chemicals

BCS Automotive Interface Solutions GmbH

ABB Schweiz AG

Schischek GmbH

Curiosity Diagnostics Sp. z o.o.

micro resist technology GmbH

Alfred E. Tiefenbacher (GmbH & Co. KG)

Medac GmbH

Prüfer & Partner

Prüfer & Partner has an active prosecution practice in Germany, before the EPO and internationally. The Munich-based firm fields lawyers experienced in prosecution and infringement proceedings to provide optimal advice in the application space. In addition to numerous German clients, the group is also instructed by clients from China, Japan and particularly the US, where the firm is experienced in application proceedings before the USPTO, thus enhancing application proceedings in Europe due to certain aspects of compatibility. Founding partners Jürgen Feldmeier (mechanical engineering), Dorothea Hofer (physics) and Andreas Oser (chemicals and life sciences) are the key contacts.


Prüfer & Partner are a strong team that unfolds its full potential in the interaction between the back office (very strong and extremely friendly!), preparation of applications/prosecution and legal advice in the conflict/licensing environment.

Dorothea Hofer: Excellent, conscientious and comprehensive advice in the conflict/license environment, very pragmatic and experienced and exceptionally helpful.

‘Very high level of expertise.

Dorothea Hofer, Jürgen Feldmeier and Andreas Oser. They are very good at understanding complex technical issues, providing appropriate advice, and dealing with urgent matters expeditiously. Mr. Feldmeier selects his associates very well in order to be able to take good care of important mandates, in particular contentious proceedings.

Dorothea Hofer and Jürgen Feldmeier are IP veterans, which is evident in their practical advice and background knowledge of procedures and possible outcomes of official proceedings or conflicts. I find her very strong and attentive, especially with clients from Asia who feel safe with her. Perfect English and a sense of culture help them.

Key clients

Brother Industries

Biedermann Technologies GmbH & Co. KG

Multipond Wägetechnik GmbH

EOS GmbH Electro Optical Systems

Knorr Bremse AG

Freiberger Compound Materials


Hymmen GmbH Maschinen und Anlagenbau

Terumo Corporation

Mitsubishi Electric Co.

Heidolph Instruments GmbH & Co. KG


Novartis – Sandoz (inklusive Hexal, Lek Pharmaceuticals)

Trumpf Medizintechnik GmbH & Co. KG

Trumpf Werkzeugmaschinen

Toray Industries

Hyve AG

Kesseböhmer Produktions GmbH & Co. KG

Osram GmbH

B Braun Melsungen AG

Tachi Co. LTD. (JP)

Knauf Insulation

Krka d.d.

Heusch GmbH & Co. KG


Curadis GmbH

QRSkin GmbH

enzymmanagement ag

BHS Technologies

Wachtel GmbH

Hilgenberg GmbH

Nipro Corporation (JP)

kopter germany GmbH

SeedX Technologies Inc.(Israel)

Research Institute Of Tsinghua University In Shenzhen

CloudMinds (Shanghai) Robotics Co., Ltd.

Suzhou Teknect Engineering Co.

Shanghai Power Equipment Research Institute Co., Ltd.

GK8 LTD (Israel)


KAHR MEDICAL Ltd. (Israel)

Qubig GmbH

Uexküll & Stolberg

Uexküll & Stolberg specialises in patent applications in the chemicals, pharmacology, biotechnology, life sciences, electronics and mechanical engineering sectors. The group assists with the drafting of applications before the DPMA and the EPO and has longstanding experience in corresponding application proceedings. The team also covers nullity proceedings. With offices in Munich and Hamburg, the firm is well positioned for litigious topics in infringement proceedings. Among the particularly loyal client base are numerous large international corporations. The Hamburg-based management trio consists of Peter Franck (chemicals), Bernd Janssen (technology) and Albrecht von Menges (biotechnology).


‘Profound knowledge of the subject. Excellent project work.’

André Guder: Technically excellent – in the field the proven expert. Fast, thorough and very well read. Efficient. Excellent network.

Key clients

Johnson & Johnson


Chr. Hansen


Ferring Arzneimittel GmbH


Seald Air

Amcol Intern. Corporation

Beiersdorf AG

Microjet Technology

Big Ben SA



Chinese University of Hong Kong


W. R. Grace & Co.


Komori Corporation

Kongsberg Automotive



Ohly GmbH


TuTech Innovation Hamburg

Heitkamp & Thumann KG

Work highlights

  • Advising ExxonMobil on the drafting of European and international patent applications as well as regular representation in patent granting and opposition proceedings before the EPO.
  • Representing Monsanto/Bayer in patent grant and opposition proceedings before the EPO.
  • Regular representation of Ivoclar Vivadent AG in patent grant proceedings and opposition proceedings before the EPO as well as advice on conducting patent infringement proceedings.

Weickmann & Weickmann

Weickmann & Weickmann predominantely advises on patents in the mechanics, electrical engineering and IT sectors as well as the life sciences. The well-known firm is one of the most senior players among competitors and convinces in both prosecution and litigation, thanks to its combined team of patent lawyers and attorneys-at-law. The promotion of mechanical engineering expert Manuel Millahn to partner in January 2021 contributes to the overall growth. The Munich-based practice is headed by Markus Herzog and Brigitte Böhm.

Practice head(s):

Markus Herzog; Brigitte Böhm


‘The law firm Weickmann und Partner left a competent impression right away.’

‘Wolfgang Weiß: Very good service, always available and friendly, clear and easily understandable assessment of the status quo as well as suggestions for further action and recommendations for action; spontaneous and flexible when responding to client requests. Always very well prepared and with detailed knowledge of the specific case.’

‘Markus Herzog: Very familiar with our requirements, high degree of technical understanding.’

Key clients



Apogenix GmbH

Evanium Healthcare

Fischerwerke GmbH & Co. KG

Fränkische Industrial Pipes

Kemijski Institut; National Institute of Chemistry

Lead Discovery Center


MAB Discovery


Media Pharma


Peter & Traudl Engelhorn-Stiftung

Römer & Heigl GmbH


Work highlights

  • Acquisition of the complete Amistec portfolio; Supervision of all applications at the EPO.
  • Management of all patent applications worldwide for Apogenix GmbH.

Zimmermann & Partner Patentanwälte mbB

Zimmermann & Partner Patentanwälte mbB distinguishes itself through its strong forensic practice, particularly in proceedings pertaining to electronics, technology and chip technology patents. The firm also convinces in the management and development of patent portfolios, with particular experience in application proceedings before the DPMA and the EPO. Large US corporations in particular entrust the firm with their German and European portfolios and benefit from the group’s European patent expertise. The firm has offices in Munich, Berlin and Bamberg. The key figures are Joel Nägerl (electrical engineering, telecoms and chip technology), Benedikt Neuburger (green technologies, energy technology and coating technology), Gerd Zimmermann (solid-state physics and electromechanics), Frank Steinbach (medical devices, energy technology and materials science) and Dominique Gobert (process and automation technology, energy technology and metal processing), with the exception of Steinbach, all are at the Munich office.


‘The lawyers at Zimmermann & Partner have sound technical training and are very well equipped for both DPMA and EPO proceedings. Compared to other law firms, Zimmermann & Partner is more flexible and responds faster, also in terms of costs.’

‘Skills and technical knowledge are excellent. They also understand the Japanese business culture very well.’

‘Dominique Gobert is an excellent patent attorney with a deep understanding of technology.’

‘Very experienced and knowledgeable.’

‘Frank Steinbach: Excellent practitioner, reliable and imaginative.’

Benedikt Neuburger is very competent and personable.

‘Excellent in prior art research, excellent knowledge of telecommunications and standardization; excellent cooperation in nullity and infringement proceedings; good service mentality.’

‘Joel Nägerl: Brilliant mind, sure and convincing argument; does not give up until he has found the decisive prior art or argument; Outstanding knowledge of telecommunications and standards.’

Joel Nägerl knows the telecommunications standards better than anyone else.

Key clients

Applied Materials

Samsung Electronics Co

General Electric Co.


Nippon Steel Sumitomo Metal Corp.




Bundesanstalt für Materialforschung – und prüfung


NGK Spark Plug Co.


Spectrum Brands

Celtic Therapeutics

Integrated Circuit Testing

Coty Inc.

Bombardier Transportation GmbH

Motorola Mobility / Lenovo

GE Wind Energy

Xilinx; Inc.

Wonderland Switzerland AG

Burmester Audiosysteme

Continental Automotive GmbH

Ursa Insulation

Arno Friedrich Hartmetall GmbH

Lauda Dr. Wobser GmbH & Co. KG

Quark Pharmaceuticals