Dariusz Szleper

Szleper Henry Naumann Avocats (France)

Dariusz Szleper is a member of the Paris Bar and has over thirty-five years of experience in the field of intellectual property litigation. After having worked for fifteen years with the Mathèly Law Firm, from 1998 to 2013 he was a partner in the firm of Gaultier Lakits Szleper.

In 2013, together with Guillaume Henry, he founded a new law firm, SZLEPER | HENRY Avocats, which specialises in complex industrial property disputes.

Dariusz Szleper handles primarily patent and trademark cases, but also continues to litigate disputes concerning designs and unfair competition. In particular, he has handled numerous matters concerning infringement of intellectual property rights, including temporary injunction proceedings. He also has extensive experience in disputes about employee inventions. In addition, he handles trademark and design infringement disputes, in particular in connection with major sporting events.

Concurrently with his activities as a lawyer in Paris, Dariusz Szleper was for twelve years a member of the International Bureau of AIPPI, first as Assistant to the Reporter General, then as Vice Reporter General.

He has organized the work of numerous committees leading to the adoption of several AIPPI resolutions. He is an Honorary Member of AIPPI.

From 2019 to 2022, he served as President of the Association des Avocats de Propriété Industrielle (AAPI), after serving as Secretary between 2000 and 2006, and then as Vice President between 2016 and 2019.

From 1998 to 2013, he was a lecturer in patent law at CEIPI in Strasbourg.