CASALONGA AVOCATS is ranked in group 1 of the leading intellectual property law firms in France by the Paris Market Guide for Legal Firms for LEGAL 500 Companies.

"Casalonga & Associés brings together around thirty patent and trademark attorneys, lawyers and engineers and has offices in Paris, Munich, Alicante, Grenoble and Toulouse. The firm is endowed with a ’great competence in European patent law, both in acquisition and in patent litigation’. It represents a clientele of large companies, including major French companies in the automotive, pharmaceutical and cosmetic sectors (L’Oreal, Renault, Michelin, Takeda, Vallourec). The firm also assists major brands including BNP Paribas and Sanofi. It manages trademark, design and patent portfolios, and intervenes in matters of filing and registration and handles litigation. The activity is developed by a dozen partners including: Gérard Dossmann, Jean-Baptiste Lecoeur, Gwennhaël Le Roy and Cristina Bercial-Chaumier. "