Thibault Lachacinski

Partner of the Firm

Thibault LACHACINSKI, a member of the Paris Bar since 2008 and holder of the Intellectual Property Law specialization certificate, is a partner at FAJGENBAUM. He advises and represents clients in litigation before French and European courts, with a focus on intellectual property, sports, and artificial intelligence law..

Thibault provides ongoing support to sports federations, local authorities, and companies in the protection and promotion of their rights.

Thibault is the co-author of the Study on Sports Organisers’ Rights in the European Union (ASSER Institute, 2014), several publications for WIPO, and the LexisNexis chapters Motifs relatifs de refus – Noms de personnes morales de droit public (2022) and Marques et sport (2023), co-written with Fabienne Fajgenbaum. He is also a regular speaker in academic and professional training programs, including at the French National School for the Judiciary (ENM), the CDES in Limoges, and Paris I Panthéon-Sorbonne (Master in Sports Law).

Fajgenbaum

Diplomas and specializations

Certificate of Aptitude for the Profession of Lawyer
Master 2 Professional Intellectual Property Law (CEIPI – Strasbourg)

2015

Certificate of Specialization in Intellectual Property Law

2008

Certificate of Aptitude for the Profession of Lawyer

2005

Master 2 Professional Intellectual Property Law (CEIPI – Strasbourg)

Professional Experience

Since 2008

Lawyer at FAJGENBAUM

2006 – 2008

Paralegal and student lawyer at FAJGENBAUM

Areas of expertise

Titles and Functions

  • Co-writer of “L’application des droits de propriété intellectuelle :
    Recueil de jurisprudence
    ” (OMPI ; 2008 ; 322 p.) in collaboration with
    Marie-Françoise Marais
  • Speaker for the World Intellectual Property Organization in the framework of seminars organized in Africa

Associations

  • Member of the AACEIPI
  • Member of the Association of Practitioners of Trademark and Design Law (APRAM – Association des Praticiens du Droit des Marques et des Modèles)

Spoken languages

English, French

Contact Thibault Lachacinski

FAJGENBAUM
155, boulevard Haussmann – 75008 Paris
Tél : +33 (0)1 53 83 11 11
E-mail : office@fajgenbaum.paris

Close to its clients, FAJGENBAUM defends, protects, and anticipates their needs.

Every day, we support individuals, companies, federations, public institutions, and local authorities in the creation, enhancement, and protection of their rights. We design bespoke and innovative strategies for our clients.