Montaury Pimenta, Machado & Vieira de Mello

Montaury Pimenta, Machado & Vieira de Mello is a global IP law firm established in 2010 when two of the leading Brazilian IP firms joined forces: Montaury Pimenta, founded in 1939, and Vieira de Mello, founded in 1929. The firm brings together highly experienced and skilled attorneys, patent attorneys, engineers, industrial property agents and paralegals practising in the field of IP law.

With its head office in Rio de Janeiro and a satellite office in São Paulo, Montaury Pimenta, Machado & Vieira de Mello provides advice across all aspects of IP rights and related areas. The firm’s services include strategic advice, legal analysis, searches, registrations, the filing of oppositions, administrative and judicial disputes, as well as the drafting of franchise contracts and the transfer of technology.

The firm also aids in the process of negotiating settlements and taking actions before both national and international arbitration chambers. Besides protecting IP assets and businesses relating to these property rights, the firm is particularly involved in patent matters, including patent preparation and prosecution, freedom-to-operate and infringement opinions and both domestic and international complex litigation and counselling. Technical specialties include electrical engineering, electronics, mechanical engineering, physics, life sciences and healthcare, biotechnology, chemicals and pharmaceuticals, software and computer sciences, telecommunications and nanotechnology.

In order to provide the highest level of service for clients who require fast and reliable coverage in other Brazilian states and worldwide, the firm has forged alliances with carefully selected partners worldwide and has a team of nearly 150 professionals, among those 35 partners.

Main areas of practice


The firm’s trademark department is made up of experts responsible for managing large trademark portfolios and providing the best possible strategies for the protection of trademarks, both in the domestic and international markets.

The services include: trademark searches; preparing and filing applications; monitoring and advice regarding conflicting marks; tracking the registration process before the Brazilian Patent and Trademark Office (BPTO) and corresponding international entities; administrative motions including oppositions, replies to oppositions, appeals, compliance with office actions; nullity actions; data alteration before the BPTO and corresponding international entities; renewals; drafting trademark legal opinions.

Advertising and marketing law

The firm has skilled professionals experienced in the preparation of contracts and other documents related to advertising and marketing activity; legal analysis of advertising campaigns to ensure compliance with applicable regulations and potential conflicts with the rights of third parties; drafting regulations for cultural competitions, sales promotions, loyalty and incentive programmes.


The firm´s attorneys have broad and diverse expertise in preparing and negotiating contracts pertaining to IP portfolios. The firm has a deep knowledge of the tax and labour laws which impact on IP rights, thereby providing clients with an advantage in all stages of consultation and preparation of the documentation required for registration at the BPTO.


The IP litigation department is highly active, focused on efficiency and the achievement of valuable results for clients. The litigation team is prepared to deal with any challenge when legal action becomes inevitable. In addition to taking a client-centred approach regarding the viability of potential litigation, the firm has also developed programmes to assist in the fight against piracy and unfair competition practices, such as trade dress, undue use of business secrets and misleading consumers.

Montaury Pimenta, Machado & Vieira de Mello and the community

In addition to its commitment to provide excellence in intellectual property, Montaury Pimenta, Machado & Viera de Mello believes in the importance of a diverse and inclusive working environment, where differences are not impeding the professional development of its talents.

The female advancement worldwide is a trend reflected at the firm which encourages the respect, development and performance of women who today represent 61% of the firm’s workforce. Montaury Pimenta, Machado & Vieira de Mello’s intention is to continue to create opportunities for career achievement for both men and women.

The firm is constantly working to overcome diversity and inclusion barriers by recruiting, training and developing a diverse workforce that reflects the diversity of the different communities.

Contact details

Montaury Pimenta, Machado & Vieira de Mello
Avenue Almirante Barroso 139
7th Floor
Rio de Janeiro 20031-005

Professional contacts

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