Jeanne  BRETON


  • Originally focusing on personal data law and digital field, Jeanne BRETON has gradually built up her expertise in all areas of intellectual property and digital law in order to provide extensive support to the clients of LAVOIX, which she joined in 2022.

Practice areas

Patent litigation

Trademark and Design litigation


Domain names/internet

Personal Data

Unfair competition



Due diligence

Chemistry-Life sciences

Electronics, Electricity, Physics, Mechanics

Professional Admissions



  • C.A.P.A. (Bar examination), 2022

  • Master in Law of artistic and digital creation, Aix-Marseille University, 2019

  • Master Intellectual Property / IT, University of Paris Saclay, 2018

Professional Experience


Jeanne studied law at the University of Paris-Saclay and at the University of Aix-Marseille, in the fields of intellectual property law and digital law. Following several experiences in legal departments, at the Cour de cassation and in French and international law firms, she joined LAVOIX in 2022 as a student lawyer, then as a lawyer before her swearing-in ceremony. 


She works in close collaboration with the partners of LAVOIX to assist French and foreign clients in counseling and litigation in all areas of intellectual property (trademarks, copyright, patents, designs) and digital law (personal data, e-commerce), as well as in competition law and contract law. During her past experiences, she has developed a particular interest in matters related to innovation and new technologies.


Jeanne BRETON practices in French and English. 

Related articles

  • Palmarès du Droit
  • Le Point et Statista
  • Managing IP
  • Managing IP
  • WTR 1000
  • Décideurs
  • Legal 500
  • IAM Patent 1000
Logo ISO UKASCertification ISO 9001:2015 applicable to all the IP attorney activities and for all its offices.