
Chambers Brazil Contentious 2026
Dannemann Siemsen is the leader in Intellectual Property: Patents, Trademarks, Copyright and Trade Secrets.
Litigation

Connecting the expertise of our technical staff in various fields of engineering and regulation, with highly qualified and experienced lawyers in conducting administrative, judicial and arbitral litigation, we have been active in the most diverse Courts and Arbitration Chambers, both nationally and abroad.
Combativeness, availability and personality are the pillars of our professionals’ work, always seeking the best results in disputes considered to be high level or of singular importance.

Dannemann Siemsen is the leader in Intellectual Property: Patents, Trademarks, Copyright and Trade Secrets.

Ivan analyzes the ongoing discussions within the World Intellectual Property Organization’s Working Group regarding potential changes to the rules of the Patent Cooperation Treaty (PCT), particularly with regard to the requirement for local counsel during the national phase of patent applications.

Dannemann Siemsen is the leader in Intellectual Property: Patents, Trademarks, Copyright and Trade Secrets.