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
17 de December de 2025
Fast-track Examination Requests, including PPH, will be temporarily suspended in Brazil for Telecommunication Cases
By means of Ordinance 17/2025, published on December 16, 2025, the BPTO has announced that fast-track examination routes, including the Patent Prosecution … Fast-track Examination Requests, including PPH, will be temporarily suspended in Brazil for Telecommunication Cases
9 de December de 2025
Fake Software Resellers: A Growing Risk for Users and a New Front in IP Enforcement
For years, the most common form of software piracy involved downloading cracked or unauthorized versions from websites offering them for free. Although … Fake Software Resellers: A Growing Risk for Users and a New Front in IP Enforcement
25 de November de 2025
Significant Win for Kasznar Leonardos as Appellate Court Raises Compensation in Software Infringement Case
Kasznar Leonardos is pleased to announce an important victory before the São Paulo Court of Appeals in a software license compliance action … Significant Win for Kasznar Leonardos as Appellate Court Raises Compensation in Software Infringement Case
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
Rua Professor Álvaro Rodrigues, 352, 14º andar, CEP: 22280-040
+55 (21) 2113-1919
São Paulo
Avenida Nove de Julho, 3.147, 10º andar, CEP: 01407-000
+55 (21) 2113-1919
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
Click here to file a report or contact us by:
+55 21 2113-1899 / +55 21 2113-1913
Reporting Channel
Received a software compliance notice? Don’t worry! Access our FAQ and find answers to frequently asked questions. There, you can also verify the authenticity of our contact and get guidance on the next steps. Click here and clarify yout questions.