Virginie Martin-Charbonneau

Associée / Paris
Conseil en Propriété Industrielle Brevets
European Patent Litigator
Mandataire agréée près l’OEB
Assistante : Valérie Daoud
An expert in the fields of chemistry, Virginie is a key figure in proceedings before the European Patent Office (EPO), where she is particularly valued for her strategic mastery in both prosecution and opposition.
Within our chemistry team, which she co-leads, Virginie advises and supports many French and foreign clients in the field of chemistry including cosmetics, dermatology, pharmaceuticals, industrial chemistry, petrochemical and chemical engineering.
She assists and represents clients in protecting their inventions worldwide, advises in the development of their IP strategies (technical and legal opinions, freedom to operate opinions, developing offensive or defensive strategies and drafting IP agreements). She advises clients in patent litigation before the French courts and handles oppositions procedures before the European Patent Office (EPO).
Virginie has acquired extensive experience in proceedings before the EPO, and regularly represents clients in oral proceedings in opposition and appeal.
Virginie began her career in 1997 in the industrial property department of the TOTAL Group (refining branch). She served three years in a research center and then five years in the central office, as IP Manager in charge of catalytic and refining processes and petroleum products (fuels and solvents). During these eight years in industry, Virginie acquired extensive knowledge of the IP issues and strategies of a large industrial group.
Virginie joined CASALONGA in 2005, becoming a partner in 2010.
Adjunct teaching / Professional organizations
Since 2007, Virginie has been a teacher at the International Section of CEIPI (University of Strasbourg) and has been involved as a tutor in the training of future European Patent Attorneys.
She is a member of the French Patent and Trademark association (Compagnie Nationale des Conseils en Propriété Industrielle – CNCPI) of which she was elected member of the Board from 2011 to 2012. Within the European Patent Institute (epi), she has been elected in 2023 full member of the Council of this institute of professional representatives before the EPO.
Education
- - Postgraduate Diploma in Industrial Property Law at CEIPI (Strasbourg University) – 1999
- - Chemical Engineer of Ecole Nationale Supérieur de Chimie de Paris – 1996
Languages
French, English, German
Latest awards
- - Leaders League :
- Leading in Intellectual property – Patents (general) 2025
- Leading in Healthcare, pharmaceuticals & biotech – Chemistry, biotech, and life sciences patents 2025
- - Legal 500 : Recommended lawyer 2025
- - IAM Patent 1000 :
- Silver - Individuals : prosecution in 2025
- Recommended in the EPO ranking in 2025.