Leaders League | 2017 – 2025

Our firm was ranked in eleven practice areas: Startup & Innovation; Media, Sports & Entertainment; Data Protection; Trademark Litigation & Prosecution; Technology; Patent Litigation & Prosecution; Fashion Law; Copyright; and Anti-Counterfeiting & Enforcement.

Individually, our partners Claudio Barbosa, Elisabeth Kasznar, Felipe Monteiro, Filipe Leonardos, Flávia Tremura, Gabriel Leonardos, Luciana Minada, Maria Pia Guerra, Nancy Caigawa, Rafael Lacaz, Rosane Tavares, Tatiana Silveira, and Viviane Trojan, along with attorneys Isabel Cautiero, Naiad Malveira, and Larisa Martins, were also ranked in their respective areas of expertise.

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24 de March de 2026

Published the Decree Regulating the Digital ECA: Clarifying Technical Parameters and Expanding Platform Responsibilities

After the enactment of the Digital Statute of the Child and Adolescent (Law No. 15,211/2025 – “ECA Digital”) in September last year, … Published the Decree Regulating the Digital ECA: Clarifying Technical Parameters and Expanding Platform Responsibilities

13 de March de 2026

Federal Court in Brazil invalidates chemical patent after nearly two decades of litigation

Our firm successfully represented a company operating in the offshore oil and gas sector in a lawsuit challenging the validity of a Brazilian patent … Federal Court in Brazil invalidates chemical patent after nearly two decades of litigation

Kasznar Leonardos

5 de March de 2026

Kasznar Leonardos has been ranked by Análise Advocacia Mulher 2026

We are honored to announce that four attorneys from Kasznar Leonardos have been recognized by Análise Advocacia Mulher 2026, organized by Análise Editorial! … Kasznar Leonardos has been ranked by Análise Advocacia Mulher 2026

Kasznar Leonardos