Lavoix
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Lavoix, a major European IP firm with integrated patent, trademark attorneys and attorneys-at-law, excels in high-volume prosecution and UPC litigation. Philippe Blot drives electronics and mechanics strategy, while Bertrand Domenego heads physics and materials. Béatrice Holtz oversees life sciences and biotech. Gwenaël Toussaint leads trademarks and designs and Céline Bourneuf handles opposition and appeal proceedings and conducts freedom to operate studies. The firm’s multi-jurisdictional presence strengthens cross-border filings.
Legal 500 Editorial commentary
Testimonials
Collated independently by Legal 500 research team.
- ‘Very strong adaptability.’
- ‘This team's strengths are its responsiveness and proactivity. This team also demonstrates innovation in its collaborative methods.’
Key clients
- INSERM / Généthon / Spark Therapeutics / Sorbonne Université / Université Paris Cité ARCELORMITTAL FAURECIA SANOFI ORIKINE BIO SL FRANCE TELEVISIONS BABYZEN FLEXIS LESAFFRE SYNDICAT DU CHOCOLAT SOMFY
Work highlights
Acting for INSERM, Généthon, Spark Therapeutics, Sorbonne Université and Université Paris Cité in opposition to Bayer et al.’s EP3768304 on IdeS-enabled gene therapy, alongside Généthon’s Crigler–Najjar clinical trial and April 2025 oral proceedings with D Young & Co.