Practice Areas
At Kasznar Leonardos, we combine technical and legal expertise to turn Intellectual Property into a competitive advantage. Our team is made up of leading specialists—biologists, engineers, pharmacists, chemists, and lawyers—who understand the complexity of your portfolio and anticipate challenges. More than just protecting assets, we craft integrated strategies that drive business growth and create real impact.
We are a leading law firm and pioneer in the history of intellectual property in Brazil. Through data and its own methodology, the KL Index presents the evolution of the Brazilian scenario on this topic in a practical and didactic manner.
Latest News
27 de August de 2025
Temporary Use of Unlicensed Software: Legal Liability Regardless of Duration
Companies often argue, during audits, that the use of unlicensed software occurred only briefly—over a few days or weeks—as a way to … Temporary Use of Unlicensed Software: Legal Liability Regardless of Duration
22 de August de 2025
Update from Brazil: The Debate on Platform Monetization and Accountability
A significant debate has recently emerged in Brazil following an episode involving the creator Felca. The controversy centered on the adultization of … Update from Brazil: The Debate on Platform Monetization and Accountability
21 de August de 2025
Public Consultation by the BPTO on Draft Guidelines for AI Inventions
On August 19, 2025, the Brazilian Patent and Trademark Office (BPTO) launched a public consultation on the draft Guidelines for the Examination … Public Consultation by the BPTO on Draft Guidelines for AI Inventions
Recognition
We are proud to be recognized by the top IP firm rankings in the world, a reflection of the excellence of our work.
CONTACT US
Rio de Janeiro
R. Teófilo Otoni, 63, 6º andar, Centro, CEP: 20.090-080
+55 (21) 2113-1919
São Paulo
Media Relations
Communication, Marketing and Press
Juliana Dias
+55 21 2113-1912 / +55 21 99851-5150
juliana.dias@kasznarleonardos.com
Communication, Marketing and Press
Raquel Pacca
+55 21 2113-1870
raquel.pacca@kasznarleonardos.com
Press
Pedro Henrique Sant'Anna
Report Piracy
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+55 21 2113-1899 / +55 21 2113-1913
Reporting Channel
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