
Lefosse Advogados‘ IP practice was strengthened in September 2024 with the appointment of Ricardo Nunes as the new practice head, following his departure from Daniel Law. The practice handles a wide range of trade mark and patent matters, including litigation, prosecution, and transactions. Nunes, who brings extensive experience in patent litigation, is particularly active in disputes within technological sectors such as pharmaceuticals, biotechnology, chemistry, telecoms, and electronics. Additionally, he provides guidance on trade mark, trade secret, and unfair competition matters.
Legal 500 Editorial commentary
Testimonials
Collated independently by Legal 500 research team.
- ‘Their attorneys are humble yet highly skilled, making collaboration with them great.’
- ‘Ricardo Nunes always surprises us with his unique and innovative judgment and strategies for cases. Communication with him consistently provides fresh perspectives. He has a strong legal background and is very familiar with industry resources, allowing us to always trust his advice.’
Key clients
- Bayer
- Amgen
Work highlights
Represented Amgen in the Kyprolis litigation in Brazil and secured a ruling that confirms the main patent related to this drug is valid.
Lawyers
Leading partners
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.

Practice head
Ricardo Nunes
Other key lawyers
Leonardo Braune; Rafael Salomão; Mariana Sangoi
