WTR 1000: The world’s leading Trademark Professionals | 2015 – 2025

Recognized as one of the best firms, Gold category, in Trademarks in Brazil.

In the latest edition, eight partners of our firm were recommended by this guide: Gabriel Leonardos (gold), Filipe Leonardos (gold), Elisabeth Kasznar (silver), Rafael Lacaz Amaral (silver), Maria Pia Guerra (silver), Claudio Barbosa (bronze), Flávia Tremura (bronze) and Nancy Caigawa (bronze).

Besides the WTR 1000, three of our partners are included in the WTR Global Leaders 2024. Elisabeth Kasznar Fekete, Gabriel Leonardos and Filipe Leonardos are part of the select global team of ranked professionals, representing Brazil.

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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

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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

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