Guylène Kiesel Le Cosquer

Guylène Kiesel Le Cosquer

Key Details

Guylène Kiesel Le Cosquer
Managing partner
Plasseraud IP

  • Trademark


Guylène Kiesel Le Cosquer is a managing partner at Plasseraud IP, where she leads the trademarks and designs practice. She became the first woman trademark attorney to be made partner in one of France’s top IP firms. She has extensive experience in trademark and design portfolio management, copyright, and IP strategy and clearance. She is president of CNCPI, the national institution for patent and trademark attorneys, and has been particularly active in reforming French IP legislation. She was named Chevalier de l’Ordre National du Mérite by the Minister of Economy and Finance in May 2019.