IAM Patent 1000: The world’s leading Patent Professionals | 2015 – 2025

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

In 2024, we were the national firm with the highest number of individually recommended attorneys at law. A total of eight members of our team have been ranked: Claudio Roberto Barbosa (Silver), Elisabeth Kasznar (Recommended), Gabriel Leonardos (Gold), Priscila Kashiwabara (Silver), Rafael Lacaz Amaral (Bronze), Tatiana Almeida Silveira (Gold), Tarso Machado (Bronze) and Thereza Curi (Recommended).

Besides, two of our partners have been selected as IAM Global Leaders 2025. Gabriel Leonardos and Tatiana Silveira have been recognized as leading professionals in Intellectual Property on a global scale for their significant contributions and work in the field.

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1 de July de 2025

New PPH Cycle Opens for Third Quarter of 2025 – Telecommunication Applications Excluded

In accordance with Ordinance 03/2025, published by the BPTO on March 25, 2025, a new limit of 800 Patent Prosecution Highway (PPH) … New PPH Cycle Opens for Third Quarter of 2025 – Telecommunication Applications Excluded

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Brazil’s Supreme Court Partially Strikes Down Internet Law Provision, Imposes Stricter Duty of Care on Online Platforms

On Thursday, June 26, the Brazilian Supreme Federal Court (STF) issued a landmark ruling, partially invalidating Article 19 of the Brazilian Internet … Brazil’s Supreme Court Partially Strikes Down Internet Law Provision, Imposes Stricter Duty of Care on Online Platforms

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Kasznar Leonardos was ranked in Chambers & Partners Brazil: Industries & Sectors 2025

We are proud to announce that Kasznar Leonardos has been ranked in the Chambers Brazil Guide: Industries & Sectors 2025. We were … Kasznar Leonardos was ranked in Chambers & Partners Brazil: Industries & Sectors 2025

Kasznar Leonardos