LAWYER PROFILE

Loïc Lemercier

France 2026

Dentons

Ranked in 1 practice area

Intellectual Property: Patents

France

4 years ranked

About

Provided by Dentons

Practice Areas

Loïc Lemercier, Partner, heads the Intellectual Property and Technologies (IP&T) group of Dentons’ Paris office.

Over the last 10 years, Loïc has handled both contentious and non-contentious patent, trademark, copyright, design, unfair competition and trade secret cases.

Focusing on industrial property, Loïc has built a solid patent litigation track record assisting many large corporations with a particular emphasis on the pharmaceutical and telecoms sectors. Loïc's practice includes initiating and defending preliminary injunction proceedings, seizures for gathering evidence, and actions on the merits dealing with validity and/or infringement of the intellectual property rights.

Loïc regularly advises clients in the technology sector, particularly in relation to FRAND obligations and the impact of those obligations on obtaining relief in France.

In addition to his litigation work, Loïc advises his clients on contract negotiation and drafting (e.g. R&D, trademark or patent licensing, pledge agreement) in the context of M&A transactions.

Career

Dentons, 2021-Present

Counsel, Clifford Chance, 2019-2021

Professional Memberships

Admitted to the Bar, Paris, 2011

Representative, Unified Patent Court, June 2023

Member of the International Association for the Protection of Intellectual Property (AIPPI)

Publications

Co-author, "Private Acquisitions: Intellectual Property Issues (France)", Practical Law, June 1, 2021

Co-author, "Six décisions d'intérêt rendues en 2020 en France dans le domaine des brevets", Les Cahiers de propriété intellectuelle, May 2021

Chambers Review

Provided by Chambers

Chambers France

Intellectual Property: Patents - France

Band 4

Individual Editorial

Loïc Lemercier demonstrates particular strength in patent-related matters, notably patent litigation, protection and infringement actions.

Editorial individuel

Loïc Lemercier fait preuve d’une force particulière dans les questions liées aux brevets, notamment les litiges, la protection et les actions en contrefaçon de brevets.

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Strengths

Provided by Chambers

We highly appreciate working with Loïc. He has a deep understanding of IP law and a unique ability to communicate complex issues in a straightforward, accessible manner,
Intellectual Property: PatentsChambers France
Loïc Lemercier's advice is not only legally sound but also tailored to our business needs and risk profile. His ability to navigate complex, cross-border matters is especially valuable.
Intellectual Property: PatentsChambers France
Loïc is one of the most competent and knowledgeable lawyer we have worked with. He consistently provides results that exceed expectations.
Intellectual Property: PatentsChambers France
Loïc provides us with timely, responsive, practical advice.
Intellectual Property: PatentsChambers France
Les conseils de Loïc Lemercier sont non seulement juridiquement solides, mais aussi adaptés à nos besoins commerciaux et à notre profil de risque. Sa capacité à gérer des dossiers complexes et transfrontaliers est particulièrement précieuse.
Intellectual Property: PatentsChambers France
Loïc est l'un des avocats les plus compétents et les plus expérimentés avec lesquels nous avons collaboré. Il obtient systématiquement des résultats qui dépassent nos attentes.
Intellectual Property: PatentsChambers France