Knowledge and experience

Murta Goyanes is an intellectual property law firm relying on partners with over 30 years of experience and a team of recognized credibility. Learn more about us.

  • "The entire team demonstrates great knowledge on national and international IP laws.”

    IAM Patent 1000 - 2024
  • "Antonio Murta Filho, Marcelo Goyanes and Luiza Duarte Pereira are at the forefront of the practice, “seeking to improve their knowledge and always proposing new solutions to the client’s business”.

    IAM Patent 1000 - 2024
  • Antonio Murta Filho is an all-round IP connoisseur with more than 30 years of diverse experience in the field. He defends clients’ technologies through expertly organised infringement lawsuits, which he defends at the judicial level

    IAM Patent 1000 - 2024
  • Luiza Duarte Pereira is “admired for her capability to respond to office actions related to substantive examination. Her work is of a very high quality and the procedures are carried out within the established deadlines.”

    IAM Patent 1000 - 2024
  • The firm’s international clientele relies on the immaculate patent drafting capabilities of Vinícius Casciano: he takes on entire patent portfolios to encourage growth for brands within the Brazilian market.

    IAM Patent 1000 - 2024
  • Murta Goyanes is one of the top IP firms in Brazil. They deliver work of the highest technical quality. They are very prompt in their responses and provide regular follow-ups. Their advice is professional, sensible, fast and reliable, and always considers the client’s interests first. They are top tier and do excellent work; there isn’t a word to be said against them.”

    WTR 1000 2024
  • “Antonio Murta Filho excels at tactical prosecution and opposition work. He provides an incredibly efficient service that is customer oriented. Antonio is highly knowledgeable and obviously passionate about IP. Clients appreciate that he puts himself at the forefront of legal developments.”

    WTR 1000 2024
  • “Marcelo is very responsive and always delivers commercially salient, business-critical advice. He can be relied on for the most fraught and tricky matters.”

    WTR 1000 2024
  • “Partner Luiza Duarte Pereira is one of the most accomplished attorneys we work with. She is an expert in IP law and can be trusted for any client. She has extensive experience in assisting domestic and foreign patrons in connection with intellectual property prosecution, transactions and legal advice. She is always very reliable and provides specific and accurate legal advice for the client. She is responsive and invariably client-centric in her advice. It is very enjoyable working with her.”

    WTR 1000 2024
  • “Danielle Gonçalves provides super-smart and experience-based trademark prosecution and enforcement assistance. She builds long-lasting relationships with her following, enabling her to deliver valuable, company-specific commercial advice.”

    WTR 1000 2024

Meet our team

Meet our interdisciplinary team of professionals. Together we protect the most important assets of our clients: their industrial, commercial and artistic creations.

Latest publications

PARTNER LUIZA DUARTE NAMED THE MOST ADMIRED LAWYERS IN THE ANÁLISE ADVOCACIA MULHER 2026 RANKING (WOMEN IN THE BRAZILIAN LEGAL MARKET)
We congratulate partner Luiza Duarte Pereira on receiving yet another important professional recognition. Luiza has been named among the Most (...)
Read more
Partner Luiza Duarte wins The Legal 500 Brazil Awards 2026 in the category Intellectual Property – Next Generation Partner of the Year.
Luiza Duarte Pereira was recognized by The Legal 500 Brazil Awards 2026 team as one of the most outstanding legal professionals in (...)
Read more
Chambers Global . Chambers Brazil . IAM Patent 100 . WTR . Leaders League . Lexology Index . IP Stars . Latin Lawyer 250