Marcel-Xavier Peigne

French Trademark and Design Attorney

European Patent Attorney

mx.peigne at


  • - Post-graduate degree in Industrial Property law at CEIPI (Strasbourg University) - 2015
  • - Graduate Engineer of Ecole Nationale Supérieure des Arts et Métiers - 2013

Practice description

Marcel-Xavier joined CASALONGA & ASSOCIÉS in 2013 after a training internship at the European Patent Office in Munich.

His practice focuses mainly on obtaining and defending patents rights in France and in Europe, in particular in drafting patent applications.

He also provides support to senior attorneys and partners on IP-related matters, with a focus on patent law.

He advises clients on patentability and freedom-to-operate issues.

He specializes in domestic and foreign patent prosecution in a variety of technical disciplines, including mechanical engineering, mechanical design and materials.


French, English, German, Spanish