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

At Dannemann Siemsen, the litigation area has a department specialising in arbitration - both ad hoc and before arbitral institutions - and mediation. Its lawyers, in addition to having excellent academic training and complete mastery of arbitration and mediation techniques, including in the pre-arbitration phase, are fully familiar with the rules and procedures of the main arbitration and mediation centres in Brazil and abroad, as well as having experience in judicial measures to support extrajudicial dispute resolution.
Dannemann Siemsen’s arbitration and mediation team has approximately 25 members, including partners, associates, lawyers and other employees, and is recognised as one of the most prestigious in the Brazilian market, with wide and effective operations in complex and multilateral disputes involving mainly intellectual property, in addition to corporate, environmental, contractual and real estate matters, especially in the food, automotive, construction, energy, pharmaceutical, infrastructure, manufacturing, mining, chemical, oil and gas, supplementary health, insurance, financial services, technology and telecommunication sectors.

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.