Marianne Schaffner


Marianne Schaffner

Marianne Schaffner is the National head of the Intellectual Property Group of Dechert in Paris as well as the National co-head of the Life Sciences Group of Dechert Paris. She is a national recognized trial lawyer in national, pan-European and international patent, trademark and trade secrets disputes in pharmaceutical, chemistry, mechanics and electronics and telecommunications sectors. Marianne Schaffner also advises clients on intellectual property agreements, mergers and acquisitions, leveraged buyouts and capital market transactions.

She has a very good knowledge of the US litigation system (discovery and estoppels notably) and such expertise is a pre-requisite for each client litigating in Europe and in the US. In addition, Ms. Schaffner has a good knowledge of the UK, German and Dutch litigation systems, as she has worked and/or studied in those countries and has frequently litigated in these countries. In this respect, she is fluent in French, English and German and understands Dutch.

Ms. Schaffner’s expertise has been recognized by the French Group of the AIPPI which appointed her as the Co-Chair of the Life Sciences Patent Committee and more recently as the Secretary of the Unified Patent Court Committee.

She is ranked by Chambers Global and Chambers Europe, Legal 500 EMEA, Who’s Who Patent, Décideurs Stratégie Finance Droit amongst the Top Leaders. She has been recognized by Lawyer Monthly, Women in Law and IAM Patent 1000 in France and was ranked by Managing Intellectual Property as an “IP Star” in the trademark and patent in 2015 and 2016. For the second consecutive year, she received the European “Best in Life Sciences 2017” Award at the « Europe Women in Business Law Awards » ceremony organized by Euromoney Legal Media Group. She is recognized as a leading lawyer by Best Lawyers France 2018 in Intellectual Property Law.

Ms. Schaffner is a frequent conference speaker and is a lecturer in the Advanced Post Master, Research and Valorisation of IP program at the University of Poitiers.
  • Université Paris 2 Panthéon-Assas, Master in Law, 1993
  • Université Paris 2 Panthéon-Assas, DEA, 1994
  • Université Paris 2 Panthéon-Assas, DEA, Community Law, 1994
  • Université Paris 2 Panthéon-Assas, DESS, 1995
  • Université Paris 2 Panthéon-Assas, DESS, Intellectual Property Law, 1995
  • Paris
  • French
  • English
  • German
  • Dutch
Co-Chair of The Life Sciences Patents Committee of the International Association for the Protection of Intellectual Property (AIPPI)
Board member of the French Trademark and Design Association (APRAM)
Member of the Public Resources Committee, International Trademark Association (INTA)
Licensing Executive Society (LES)
Association of Practitioners of European Patents (APEB)
Pharmaceutical Trade Marks Group (PTMG)