Intellectual Property litigation and consulting (patents, trademarks, designs, author's rights), Unfair Competition

Langues : French, English
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Thierry Mollet-Viéville advises his clients on a range of matters relating to all areas of intellectual property. He focuses his practice on complex patent and trademark litigation.


He is recognized as one of the best patent lawyers in France, with a strong expertise in the pharmaceutical field. His clients are principally engaged in the industries of chemicals, pharmaceuticals, electronics, automotive equipment, household appliances, luxury goods and transports. Thierry is a graduate of the Business Law Institute (1969), and received a degree in Private Law from Paris University (1968). He has been a member of the Paris Bar since 1968, and was awarded a certificate of specialization in Intellectual Property by the Paris Bar. Thierry was voted Best Lawyer in Intellectual Property for France by Best Lawyers in 2011, 2018 and 2020. 

Professional experience:

  • Duclos, Thorne, Mollet-Viéville & Associés:  Partner since 1989
  • Editor of the publication Les Annales de la Propriété Industrielle, Littéraire et Artistique (Annals of Industrial, Literary and Artistic Property) (1974-1984)
  • Paul Mathély Firm:  Associate from 1970 to 1984


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

  • Board Member (1980-1992)
  • Member of Honor (1992)
  • Vice-President (2006-2008)
  • President (2008-2010)

– AIPPI (French Group)

  • Secretary (1979-1980)
  • Member of Honor (1992)
  • Member of the Managing Committee

– AFPPI (French Association for the Protection of Industrial Property)

  • Board Member (1978-1993)
  • Secretary (1994-1998)
  • Vice-President (1999-2005)
  • President (2005, 2006, 2018 and 2019)

– AAPI (Association of Industrial Property Lawyers)

  • Board Member (2004-2007)

– EPLAW (European Patent Lawyers Association) – APEB (Association of European patent professionals) – APRAM (French Association for Trademark and Design law practitioners)


  • “Commentaires et critiques sur la proposition de loi du 24 mai 2018 sur la protection du secret des affaires” (Comments and critics on the bill of May 24, 2018) – AFPPI, June 4, 2018
  • Case law on damages” – European Judges’ Forum, Venice, October 28, 2017
  • L’origine de l’activité inventive d’une invention en France” (The origins of the inventive step of an invention in France), AAPI CNCPI IRPI colloquium, Paris, June 2017
  • Le brevet unitaire” (The unitary patent), AIPPI seminar in Paris, June 2016
  • Sur les dommages-intérêts en matière de contrefaçon de brevet” (Damages in Patent infringement), July 2013
  •  “Évaluation de la loi du 29 octobre 2007 sur les dommages et intérêts” (Assessment of the Law of October 29, 2007, on damages) – intervening party, AAPI, Paris International Chamber of Commerce, December 2, 2010
  • Opening Ceremony of the 42th Worldwide Congress of AIPPI, Paris, October 3, 2010
  • International Patent Exhaustion” – presentation, Busan, May 2010
  • Opening Speech, Busan Trilateral AIPPI Meeting, April 28, 2010
  • Memorandum on the Assessment of the Law of October 29, 2007, on damages, AAPI, February 12, 2010
  • Panthéon Assas University – speech on the Intellectual Property and AIPPI, Paris, October 5, 2009
  • Opening Speech, AIPPI Baltic Conference, Tallinn, September 2009
  • Droit International Privé et Propriété Intellectuelle:  un nouveau cadre pour de nouvelles stratégies” (Private International Law and Intellectual Property:  a new framework for new strategies), Jean-Moulin University, Lyons, June 4, 2009
  • Opening and closing speeches, AIPPI Seminar, Warsaw, April 2009
  • Patent Litigation in Europe: the current system”, AIPPI, Warsaw, April 2009
  • Tribute to the career of Alberto de ELZABURU MARQUEZ,” Madrid, April 22, 2009
  • Pharmaceutical patent litigation in France,” Montreux, October 23, 2008
  • Professional Secrecy, Confidentiality and the Rights of the Defense in France,” WIPO, May 19, 2008
  • Opening and closing speeches, International symposium on the “challenges for developing countries in a global economy,” AIPPI, Cairo, November 2007
  • AIPPI Russian Group 40th Anniversary – Presentation, Moscow, November 2007


  • Memorandum on the decision of the Paris Court of Appeals of December 9, 2016 (Muller / Texas Carrera)
  • “La era Mollet-Viéville” (The Mollet-Viéville era), interview by Marcasur, July/September 2009
  • “European Community Trademark: Commentary to the European Community Regulations,” Kluwer Law International, Netherlands, 1998 – Contribution