After a first experience in a law firm and in a renowned company in luxurious goods, Gwénaël TOUSSAINT joined LAVOIX in 2005 and now works as a Trademark and Design Attorney in the Lyon Office.

Practice areas

Trademark and Design prosecution

Trademark and Design litigation


Domain names/internet

Unfair competition



Due diligence

Professional Admissions

French Industrial Property Attorney

European Trademark and Design Attorney


  • Postgraduate degree in Agreements and Intellectual Property, 2004
  • Master in Business Law, 2003

Professional Experience

Gwénaël TOUSSAINT has developed, nationally and internationally, a significant and wide experience in Trademark and Design applications, procedures, negotiations, litigations and contracts, especially in the pharmaceutical field, as well as in electronics, sports, perfumes&cosmetics, and the luxury sector.

Gwénaël TOUSSAINT is a member of INTA, AIPPI and GRAPI. He is also a lecturer of Master’s course in Université Lumière Lyon 2.

  • LAVOIX - WTR1000
  • LAVOIX - Legal500
  • LAVOIX - IPStars
  • LAVOIX - Patent1000
Certification ISO 9001:2015 applicable to all the IP attorney activities and for all its offices.