
Dentons harnesses its vast global IP footprint to deliver agile, cross-jurisdictional trade marks and designs counsel, safeguarding brands amid digital threats. The Paris team, bolstered by seamless collaboration across Europe and beyond, excels in enforcement, portfolio audits, and anti-counterfeiting for tech giants and luxury houses. Trade marks litigator Loïc Lemercier, adept in infringement and licensing disputes, leads the charge. Isabelle Leroux, a domain name specialist, fortifies strategies, while senior associate Sophie Mandel navigates unfair competition claims. Chen Gu and Carla Dundon enhance transactional and validity proceedings.
Legal 500 Editorial commentary
Testimonials
Collated independently by Legal 500 research team.
- ‘The team is very business oriented and good at making very complicated cases understandable. They are good at coming up with various solutions - always having an eye on the cost.’
- ‘Loïc Lemercier is excellent in understanding the case and the business behind it to give the best advice.’
Key clients
- Lactalis
- INTERPARFUMS SA
- CNRS (Centre national de la recherche scientifique)
- CLT-UFA
- RTL Television GmbH
- RTL Group
- Canal +
- Akro (Firmenich)
- Inner Mongolia Yili Industrial Group
- Zhejiang Zhengte co. Ltd.
- Sorara Outdoor Living
Work highlights
Representing Lactalis in a commercial dispute before the Paris Commercial Court against an Egyptian company concerning a licensing contract. Coordinated and strategized parallel actions before Egyptian courts and in arbitration proceedings.
Representing INTERPARFUMS SA in the purchase of all Off-White brand names and registered trade marks for Class 3 fragrance and cosmetic products, subject to an existing license that expires on December 31, 2025, when Interparfums will begin commercial use of the fragrance brands.
Advising the famous social network LinkedIn on their trade mark portfolio, pre litigation and French oppositions.
Lawyers
Leading partners
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.

Next Generation Partners
Junior partners with significant recognition from clients and peers in the market and key roles on multiple matters.
Practice head
Loïc Lemercier
Other key lawyers
Isabelle Leroux; Sophie Mandel; Chen Gu; Carla Dundon

