
Gide Loyrette Nouel A.A.R.P.I. houses an ‘efficient, experienced, dedicated’ team which handles a broad range of health data, patent infringement, and financing matters. Raphaëlle Dequiré-Portier is a key name for patent validity and infringement cases, in addition to SPC issues; Jean-Hyacinthe de Mitry has longstanding experience in unfair competition and trade secret protection work; and Emmanuel Larere is a seasoned patent litigator who often represents cosmetics clients in trade mark mandates. Arnaud Duhamel routinely advises investors and issuers on equity derivatives transactions, and capital markets expert Melinda Stege Arsouze has a strong focus on emerging markets, while Thierry Dor is knowledgeable about personal data law and AI projects. Dimitri Dimitrov is well equipped to handle merger notifications and distribution issues, while Anne Tolila often advises on M&A and divestment projects.
Testimonials
Collated independently by Legal 500 research team.
‘Efficient, experienced, dedicated team.’
‘Fast, efficient, focused on relevant topics, solution-oriented, delivery on time.’
‘Available team. Experts with the ability to address issues with a political dimension.’
‘Aurélie Pacaud stands out in particular for her listening skills, her understanding of client issues and her tailored and particularly expert responses.’
Key clients
- Imaneo
- Apollo Global Management
- Bristol Myers Squibb
- Bryan, Garnier & Co
- Cathay Innovation
- Dreem SAS
- Elsan
- Gensight Biologics
- Heal Capital
- Inventiva
- Isalt
- LifeSci Capital
- Meril Life Sciences
- Ono Pharmaceutical
- Obvious Ventures
- Orpea
- Phaxiam Therapeutics
- Phoenix Group
- SVB Securities
Work highlights
- Assisting Cure51 with securing funding while crafting a contractual strategy and ensuring compliance with complex French health data regulations and clinical research conduct rules.
- Representing Meril Life Sciences before the UPC in a pan-European patent litigation filed by Edwards Lifesceinces, regarding 5 of its patents on prosthetic heart valves and delivery systems for the implementation of such heart valves.
- Assisting Sofinnova with its investment in Bioptimus—a spin-off of the French/American biotech Owkin.
Lawyers

Practice head
The lawyer(s) leading their teams.
Raphaëlle Dequiré-Portier, Jean-Hyacinthe de Mitry, Emmanuel Larere, Thierry Dor, Dimitri Dimitrov, Arnaud Duhamel, Melinda Stege Arsouze, Anne Tolila