In-depth reporting and analytical commentary on intellectual property disputes and debates. No legal advice.

EIP

Attorneys-at-law · Patent attorneys

36 UPC Representatives · 35 SEP Litigators

 Germany · Sweden · United States · United Kingdom

Firm Website

Short self-description

EIP is a leading international patent law firm with litigators and patent attorneys in Europe and a patent attorney team in the United States. A long-established and successful mixed practice that supports its clients with a deep bench of both technical and legal experts. 

Main practice areas: patent litigation, patent prosecution, oppositions and post-grant proceedings, licensing, competition law, and contract law.

Industry/technology focus: mechanical engineering; physics and general engineering; electrical engineering; electronics; information and communication technology; computer software, artificial intelligence and machine learning, blockchain and web3; virtual and augmented reality; automotive; aerospace; green tech and sustainable technologies; optics, optoelectronics and laser technology; food technology (thermodynamics etc. related to food production); material science; chemistry; pharmaceutics; life sciences including biotech; medical devices and e-health.

UPC-related services: patent enforcement; defense against infringement claims; proactive revocation claims; defense against revocation claims; bring and pursue notice of opposition in EPO; defense in EPO opposition proceedings; unitary patent appeals from EPO; opt-outs and withdrawals.

EIP has practiced in four CFI divisions.

SEP-related services: advice on FRAND negotiations for SEP holders; advice on FRAND negotiations for implementers; advice related to participation in standards development; SEP enforcement; defense against SEP infringement claims; bring revocation claims against SEPs (including EPO opposition, PTAB, etc.); SEP prosecution and defense against revocation claims targeting SEPs; bring antitrust-based FRAND claims; defense against antitrust-based FRAND claims; bring contract-based FRAND claims, defense against contract-based FRAND claims; pursuit of antisuit injunctions and interim licenses; defense against antisuit injunction and interim license motions; pursuit of anti-antisuit injunctions; defense against anti-antisuit injunction motions.

Rankings and awards

  • The Times Best Law Firms 2026: Intellectual Property.
  • Financial Times Europe’s Leading Patent Law Firms 2025: Gold rankings in all categories: Biotechnology, Food & Healthcare, Chemistry & Pharmacy, Electrical Engineering & Physics, IT & Software, Materials & Nanotechnology, Mechanical Engineering, and Materials & Nanotechnology.
  • Managing IP EMEA Awards:
    • Europe Patent Disputes Firm of the Year 2024;
    • UK Firm of the Year (Contentious) 2018-2019-2020-2021 and 2023;
    • Impact Case of the Year 2021: Unwired Planet v. Huawei Technologies.

UPC achievements

Defended patents against revocation (counter)claim or EPO opposition

Obtained provisional measures (preliminary injunctions)

Settlements

SEP achievements

Defended SEP/FRAND wins on appeal

  • Unwired Planet International Ltd v. Huawei Technologies Co. / Ltd v. Huawei Technologies Co./ Ltd v. Conversant Wireless Licensing SÀRL (August 26, 2020 – United Kingdom Supreme Court ): Judgment – Bailii
  • Unwired Planet International Ltd v. Huawei Technologies Co., Ltd and others (October 23, 2018 – Court of Appeal of England and Wales): Judgment – Bailii

Overturned first-instance final judgements or provisional measures decisions on appeal

Won permanent SEP injunctions

Won antisuit/anti-antisuit injunctions

Won SEP-related antitrust or contract liability rulings

Fended off SEP-related antitrust or contract claims

Litigated FRAND determination claims

Defended SEPs against invalidity contentions (not UPC-related)

  • Datang Mobile Telecommunications Co. Ltd. v. Samsung Electronics GmbH ( April 12, 2024 – Munich I Regional Court):
    Datang wins against Samsung in 4G SEP infringement dispute – Juve
  • Optis v. Apple (April 25, 2023 – Court of Appeal of England and Wales):
    Judgment- Bailii
  • IP Bridge v. ZTE Corporation et al. (October 20, 2022 – Munich I Regional Court).
  • Optis v. Apple (June 13, 2022 – Court of Appeal of England and Wales):
    Judgment – Bailii
  • Conversant v. Daimler AG et al. (October 23, 2020 – Munich I Regional Court).

Won technical infringement rulings over SEPs

  • Datang Mobile Telecommunications Co. Ltd. v. Samsung Electronics GmbH (April 12, 2024 – Munich I Regional Court):
    Datang wins against Samsung in 4G SEP infringement dispute – Juve
  • Optis v. Apple (July 4, 2023 – Court of Appeal of England and Wales):
    Judgment – Bailii
  • IP Bridge v. ZTE Corporation et al. (October 20, 2022 – Munich I Regional Court).
  • Unwired Planet International Ltd v. Huawei Technologies Co., Ltd and others (March 22, 2016 – High Court of Justice for England and Wales).

Settlements prior to decisions

Other SEP-related achievements

  • Tesla Inc. and another v. IDAC Holdings, Inc. and others (March 6, 2025 – Court of Appeal of England and Wales):
    Judgment – Bailii
  • Optis v. Apple (October 27, 2022 – Court of Appeal of England and Wales): Judgment – Bailii