About Us

GPT: Global, Productive and Technological – This is our team!

Founded in the capital of Rio de Janeiro in 1969, the firm has built a solid reputation in the Intellectual Property area.In 2012, the firm changed its partnership structure with the admission of Andréa Possinhas as partner and changed its name to Gruenbaum, Possinhas & Teixeira, with the objective of increasing and reaffirming its activities, combining tradition and contemporaneity, through a closer relationship with its clients and renovation of the services provided.

Our clients include large national and foreign business groups, public utility concessionaires and small and medium-sized entrepreneurs and individuals.

We serve all industry sectors, in particular the pharmaceutical, oil and gas, chemical, mechanical, technology, entertainment, tobacco, food, beverage, clothing, footwear and cosmetics industries.

Our office is strategically located in the heart of downtown Rio de Janeiro, close to the Court of Justice, the Federal Courts, the National Institute of Industrial Property and the Santos Dumont Airport, allowing agility and customization in the services provided to our clients.

Recently, the office began its expansion to the city of São Paulo to improve the service to its clients and increase its projection in the national scenario. We are located in the Berrini region, in an innovative and vibrant ecosystem that fully reflects the office’s ambitions and aspirations.


To provide services in the areas of Intellectual Property with excellence and competitiveness.


To be a reference in the quality of services provided in the Intellectual Property area.



Agility to promptly serve our clients from the very first contact.


Ethics to defend the rights of our clients, respecting those of others.


Efficiency to proactively meet all our clients' needs.


Commitment to our clients and the environment to provide services focused on sustainability.


Transparency to ensure the homogeneity of our values with our clients.