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Jean-Baptiste Thiénot
Partner

Jean-Baptiste Thiénot

Languages
  • French
  • English
  • German
Social media

Jean-Baptiste Thiénot joined CMS Francis Lefebvre in 2018 and became a partner in 2022.

He practices in intellectual property law and focuses on patent litigation in the French court system. He is also a Unified Patent Court (UPC) registered representative.

He frequently acts in complex litigation relating to products subject to specific regulations, such as health products, cosmetics, and vaping.

He advises on and drafts contracts, including those related to R&D, assignment and licensing, technology transfer, and rights portfolio audits. He also assists with implementing innovation protection policies, including those related to employee inventions.

Jean-Baptiste Thiénot has developed expertise in healthcare product regulations and advises healthcare manufacturers on their innovative projects, particularly those related to e-health and compliance with "anti-gift" and "transparency" laws.

He assists companies in various industrial sectors, particularly in life sciences, mechanical engineering, and electronics.

Awards & Recognitions
01
  • Award
    Intellectual Property Law - Best Lawyer since 2024
    Best Lawyers

Publications

  • After One Year of Existence, Is the UPC a Patent Killer?, The Patent Lawyer Magazine (September 2024)
  • The Challenges of the New Devolution of Rights Over Inventions and Software, Expertises (May 2022)

Memberships & Roles

  • Member of the Licensing Executives Society (LES)
  • Member of the International Association for the Protection of Intellectual Property (AIPPI)
  • Member of the European Patent Lawyers Association (EPLaw)
  • Member of Carré des juristes de France Biotech (French biotech lawyers' association)

Lectures list

  • Proportionality and Injunctions: Did the Enforcement Directive Change the Approach to Interim Remedies?, EU Pharmaceutical Law Forum

Education

  • CAPA (certificate of aptitude for the legal profession) (2008)
  • Master II in Literary and Artistic Property Law, University of Paris II – Panthéon-Assas, supervised by Pierre-Yves Gautier (2005)

Insights by Jean-Baptiste

CMS at INTA 2026

02 May 2026

CMS Perceiving the world of patents with Emotional Perception

24 Feb 2026

CMS Francis Lefebvre joins the French Chamber of Commerce and Industry in Japan (CCIFJ) as a non-resident member

30 Jan 2026 2 min read

CMS at Pharma & Biotech Patent Litigation Europe Summit 2026

19 Jan 2026
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