BRAUN-DULLAEUS PANNEN EMMERLING > Munich, Germany > Firm Profile

Ottostraße 4
D-80333 Munich

Intellectual property > Patent litigation Tier 2

Since its formation in 2019, BRAUN-DULLAEUS PANNEN EMMERLING has established itself as one of the most active IP boutiques for nullity proceedings in Germany. The offices in Munich and Düsseldorf are also active in infringement and complaints proceedings. In addition to the litigation practice, the firm also offers advice on patent applications and representation in the corresponding authorities proceedings. Karl-Ulrich Braun-Dullaeus (Düsseldorf) and Friedrich Emmerling (Munich) are the practice heads. Jörg Kohlschmidt (Munich; data protocols and bus systems, high-frequency technology, mobile communication, circuit technology) made salary partner in May 2021. Ju Min Kim joined Vossius & Partner in March 2021. Matthias Erdmann left the firm in April 2021.

Other key lawyers:


‘Excellent knowledge from many years of extensive experience in the telecommunications sector. Good strategy. Open communication about risks and opportunities.’

‘Excellent coordination of complex international supply chains in defense.’

‘One of the most experienced patent attorney units for standard essential patent litigation.’

‘Friedrich Emmerling: Great technical understanding and very process-experienced.’

‘Jörg Kohlschmidt: Excellent mandate organization.’

Friedrich Emmerling: One of the most experienced and best patent attorneys in Germany.’

Key clients

Huawei Technologies Co., Ltd.

Deutsche Telekom

Continental Automotive GmbH

Adidas AG

Leonardo MW Ltd

Philip Morris

Thales DIS France

Work highlights

  • Representing Huawei Technologies Co., Ltd. and Deutsche Telekom in patent disputes from 15 patents before the LG Mannheim, OLG Karlsruhe, LG and OLG Munich, LG and OLG Düsseldorf, BPatG, Federal Court of Justice and EPA regarding network infrastructure, smartphones and DSL modems.
  • Representation of Continental Automotive GmbH and Huawei Technologies Deutschland GmbH on patents in connected vehicles, parallel opposition proceedings and actions for nullity before the EPO and the BPatG pending.
  • Representing Philip Morris in a BAT-led global e-cigarette series of lawsuits in the US, UK and Germany.

Personal. Exclusive. Long-term.

BRAUN-DULLAEUS PANNEN EMMERLING is a genuine service boutique – we serve our clients with the explicit promise to guarantee exclusive, personal advice in the long term.

Especially when it comes to IP litigation, we keep the risk of a conflict of interest as low as possible for you.

Our partners have been well-known contacts in their fields for almost 20 years and are among the few established experts in our clients’ industries.

This means we can support you not only in an advisory capacity, but also as real business partners who understand your business.

The Firm

The lawyers of BRAUN-DULLAEUS PANNEN EMMERLING specialise in litigation and prosecution in the field of intellectual property. We combine branch-specific and technical expertise with legal competence.

Our expertise is focused on patent and utility model law, in trademark, design and copyright law, as well as in competition, domain and employee invention law. Working closely together, we unite legal expertise and technical knowledge for the benefit of our clients.

We work for clients in Germany and abroad and have an international network of contacts with other law firms and patent attorneys.


Legal representation in patent, trademark and design litigation, as well as in copyright and competition proceedings.

BRAUN-DULLAEUS PANNEN EMMERLING protects innovations, new technologies and products, brands and new designs, and handles the corresponding grant, appeal and opposition proceedings.

Legal activities:

  • Patent Litigation
  • Patent Prosecution
  • Trademark Litigation
  • Trademark Prosecution
  • Designs, Copyrights, Unfair Competition

Technical areas of expertise:

  • Automotive
  • Electrical Engineering
  • Mechanical Engineering
  • Medical Engineering
  • Software
  • Sports Equipment
  • Telecommunications


  • Communication Agencies
  • Consumer Goods
  • Energy Suppliers
  • Furniture Retail


BRAUN-DULLAEUS PANNEN EMMERLING promotes diversity! Our attorneys and additional staff members speak as many as ten different languages and represent nine different nationalities. This makes it possible, for example, for our firm to interact directly with a broad client base across the globe.

We are committed in our hiring practices to seek out diverse lawyers and ensuring that they will be strategically invested in and advanced.

BDPE does not discriminate based on race, colour, sex, language, religion, national or social origin, birth or other status such as disability, age, marital and family status, sexual orientation, gender identity and health status.

Patent Litigation Dr. Karl-Ulrich 211 – 302766-0
Copyright & Trademarks Heinrich Georg 211 – 302766-0
Patent Prosecution Markus 211 – 302766-0
Patent Litigation Dr. Friedrich (0)89 – 21 53 819-0
Felix Daul photo Felix DaulPatent Attorney
Friedrich Emmerling photoDr Friedrich EmmerlingEquity Partner, Patent Attorney
Franck Klein photo Franck KleinSalary Partner
Jörg Kohlschmidt photo Jörg KohlschmidtPartner, Patent Attorney
Jörg Kohlschmidt photo Jörg KohlschmidtPartner, Patent Attorney
Melanie Zani photo Melanie ZaniPatent Attorney
European Patent Institute
German Association for the Protection of Industrial Property and Copyright Law (GRUR)
Federal Association of German Patent Attorneys
International Federation of Industrial Property Attorneys (FICPI)