Attorneys-at-law · Patent attorneys
13 UPC Representatives · 3 SEP Litigators
France
Short self-description
August Debouzy is an independent full-service law firm in Paris and Brussels. Its patent team is composed of a balanced mix of attorneys-at-law and patent attorneys. Most of them have a dual legal and technical qualification and are qualified as European Patent Attorneys.
Main practice areas: M&A, Financing, Tax Law, Real Estate, IT and Data, Patent, IP, Competition, Retail and Consumer Law, Compliance, Dispute Resolution, Contract and more.
Industry/technology focus: Mechanical engineering; physics and general engineering; electrical engineering; electronics; information and communication technology; automotive; aerospace; green tech and sustainable technologies; 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.
August Debouzy has practiced in five CFI divisions, and before the CoA.
SEP-related services: Advice on FRAND negotiations for implementers; defense against SEP infringement claims; bring revocation claims against SEPs (including EPO opposition, PTAB, etc.); bring antitrust-based FRAND claims; defense against contract-based FRAND claims.
Rankings and awards
- CHAMBERS FRANCE 2026 – Intellectual property: patent, Band 1.
- LEGAL 500 EMEA 2026 – Intellectual property: patent, Tier 1.
- LEGAL 500 EMEA 2026 – Industry focus: Healthcare and life sciences, Tier 2.
- JUVE PATENT UPC 2026:
– Firm rankings : Tier 3/5.
– Leading Individuals: Grégoire Desrousseaux. - JUVE PATENT FRANCE 2026
– Firm Rankings: Tier 1/5.
– Leading individuals in Litigation: Grégoire Desrousseaux, François Pochart.
– Ones to watch in Litigation: Pierre-Olivier Ally. - IAM 2026:
– UPC: Silver (Tier 2/3)
– France, Firms – Litigation: gold.
– France, Firms – Litigation: Gold (Tier 1/3).
– France, Firms – Prosecution: Bronze (Tier 3/3).
– France, Firms – Transactions: Recommended European Patent Office: Bronze (Tier 3/3). - IPstars 2026:
– Patent disputes: Tier 1.
– UPC litigation: recommended.
– Patent stars: Grégoire Desrousseaux, François Pochart, Lionel Martin.
– Rising star: Pierre-Olivier Ally.
UPC achievements
Defended first-instance final judgments or provisional measures decisions on appeal
- Sibio Technology Limited v. Abbott Diabetes Care Inc. (July 21, 2025 – CD Paris).
Successful infringement assertions (main proceedings)
- Helwett-Packard Development Company, L.P v. Lama France (November 13, 2024 – Paris LD).
Successful infringement defenses (main proceedings)
- DexCom, Inc v. Abbott Logistics B.V. et al. (December 11, 2024 – Paris LD).
- DexCom, Inc. v. Abbott Laboratories et al. (July 31, 2024 – Munich LD).
Invalidated patents through revocation (counter)claim or EPO opposition
- DexCom, Inc v. Abbott Logistics B.V. et al. (December 11, 2024 – Paris LD).
- DexCom, Inc. v. Abbott Laboratories et al. (July 31, 2024 – Munich LD).
Defended patents against revocation (counter)claim or EPO opposition
- Sibio Technology Limited v. Abbott Diabetes Care Inc. (July 21, 2025 – The Hague LD).
Obtained provisional measures (preliminary injunctions)
- Abbott Diabetes Care Inc. v. Sinocare Inc., A. Menarini Diagnostics s.r.l. (April 17, 2026 – CoA, UPC_CoA_901/2025) :
UPC Roundup (1 week): CoA grants Abbott PI after Hague denial, clarifies technicity analysis; various other decisions – ip fray - Abbott Diabetes Care Inc. v. Sinocare Inc., A. Menarini Diagnostics s.r.l. (March 30, 2026 – CoA, UPC_CoA_899/2025; October 17, 2025 – The Hague LD, UPC_CFI_624/2025):
Abbott wins preliminary injunction over unitary patent against Sinocare, Menarini: The Hague LD – ip fray;
UPC Roundup (1 week): CoA reinforces need for counsel to speak language of proceedings; upholds Abbott PI with key clarifications – ip fray
Settlements
- Smart Trike MNF. PTE. LTD., Yoram Bar-On v Brandline Group SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ (August 19, 2025 – CD Paris).
- Helwett-Packard Development Company, L.P. v. Lama France (July 24, 2025 – CoA, UPC_CoA_24/2025 and UPC_CoA_23/2025).
- Xingmai Innovation Technology (Suzhou) Co., Ltd. V. Maytronics Ltd. (June 12, 2025 – CD Paris).
- DexCom, Inc. v. Abbott Laboratories et al. (January 27, 2025 – CoA).
- Dexcom, Inc. V. Abbott Laboratories et al. (January 17, 2025 – Paris LD).
- Abbott Diabetes Care Inc. v. Dexcom Inc. Et al.(January 16, 2025 – Paris LD).
- DexCom, Inc v Abbott Laboratories et al (January 7, 2025 – Dusseldorf LD).
- ICPillar LLC, ARM Limited et al. (December 12, 2024 – Paris LD).
- I.G.B. S.r.l. v Unilever France (November 14, 2024 – Paris LD).
- Canè S.p.A. v. France Développement Electronique (July 26, 2024 – Paris LD).
SEP achievements
Won technical infringement rulings over SEPs
- Intellectual Ventures v. Alcatel Lucent International S.A.S., Huawei Technologies France, Sagemcom Broadband S.A.S, Bouygues Telecom S.A. (June 28, 2024 – Paris Court of Appeal; September 23, 2021 – Paris Judicial Court – EP 16 94 020):
Intellectual Ventures suffers first-instance defeat in Paris – Juve;
Multiparty proceedings begin in Intellectual Ventures vs. Bouygues and Orange – Juve - Intellectual Ventures v. Broadcom Distribution, Société Française du Radiotéléphone (SFR), Alcatel Lucent International, Huawei Technologies (June 28, 2024 – Paris Court of Appeal; September 23, 2021 – Paris Judicial Court – EP 16 94 020):
Intellectual Ventures suffers first-instance defeat in Paris – Juve;
Multiparty proceedings begin in Intellectual Ventures vs. Bouygues and Orange – Juve - Intellectual Ventures v. Orange, Ribbon Communications, Sagemcom Broadband, Huawei International, AlcatelLucent International, Intel Germany (June 28, 2024 – Paris Court of Appeal; September 23, 2021 – Paris Judicial Court – EP 16 94 020):
Intellectual Ventures suffers first-instance defeat in Paris – Juve;
Multiparty proceedings begin in Intellectual Ventures vs. Bouygues and Orange – Juve - Intellectual Ventures I LLC v. S.A. Bouygues Telecom, Huawei Technologies France (February 21, 2025 – Paris Court of Appeal; November 8, 2022 – Paris Judicial Court – EP 1 327 374):
Intellectual Ventures suffers another defeat in France – Juve - Intellectual Ventures I LLC v. Société Française du Radiotéléphone, Huawei Technologies France (February 21, 2025 – Paris Court of Appeal; December 6, 2022 – Paris Judicial Court 22/13838: corrective judgment for material error; November 8, 2022 – Paris Judicial Court – EP 1 327 374):
Intellectual Ventures suffers another defeat in France – Juve - Intellectual Ventures v. Huawei Technologies France, Ericsson France, Bouygues Telecom (2018 – Paris Judicial Court, RG 18/00408 – revocation of patent EP 21 46 439 in 2021 by the EPO Opposition Division. The French proceeding stayed until confirmation by the BoA in July 2024):
EPO revokes key Intellectual Ventures mobile phone patent – Juve - Intellectual Ventures v. Nokia Solutions and Networks, Alcatel Lucent International, Société Française du Radiotéléphone – SFR, Huawei Technologies (2018 – Paris Judicial Court, RG 18/00409 – revocation of patent EP 21 46 439 in 2021 by the EPO Opposition Division. The French proceeding stayed until confirmation by the BoA in July 2024):
EPO revokes key Intellectual Ventures mobile phone patent – Juve
Defended against SEP-based infringement allegations
- Intellectual Ventures v. Broadcom Distribution, Société Française du Radiotéléphone (SFR), Alcatel Lucent International, Huawei Technologies (June 28, 2024 – Paris Court of Appeal; September 23, 2021 – Paris Judicial Court – EP 16 94 020):
Intellectual Ventures suffers first-instance defeat in Paris – Juve;
Multiparty proceedings begin in Intellectual Ventures vs. Bouygues and Orange – Juve
Settlements prior to decisions
- Sun Patent Trust v. Xiaomi (February 21, 2025 – Paris Judicial Court):
Sun Patent Trust sues Xiaomi over LTE-A standard-essential patents, asks for global FRAND rate determination in France, also sues in India – ip fray - Xiaomi v. Philips and ETSI (December 7, 2021 – Paris Judicial Court):
Philips and Xiaomi settle dispute over UMTS and LTE technology – Juve