
PLMJ advises a wide range of blue-chip clients on IP matters, including litigation involving patents, trade marks, designs, copyright, and trade secrets, as well as trade mark clearance, prosecution, enforcement, and brand portfolio development at both national and multinational levels. The team has notable experience across the pharmaceutical, software, telecoms, entertainment, and financial sectors. The practice is led by Hugo Monteiro de Queirós, who brings extensive expertise in litigation involving trade marks, patents, designs, and software. Vasco Granate is also a key contact with significant experience in trade mark and patent litigation.
Legal 500 Editorial commentary
Testimonials
Collated independently by Legal 500 research team.
- ‘The PLMJ team is always very responsive and collaborative, consistently supporting our requests in a timely and efficient manner.’
- ‘The team members we work with are always willing to provide clarifications and explanations, taking into account our needs and technical gaps.’
- ‘The quality of work this firm produces is exceptional. We truly enjoy working with them as they always provide insight into strategy and produce great outcomes. They take care of our clients as if they were their own. ’
- ‘Hugo Monteiro de Queirós is a pleasure to work with. He is extremely knowledgeable and always manages to get a good outcome for our clients. Hugo takes care of all the matters we send him. ’
- ‘The one-stop solution for clients is important for us. PLMJ can help to solve problems in different areas, different countries.’
- ‘Hugo Monteiro de Queirós is a professional of the highest calibre.’
Lawyers
Leading associates
Leading associates with regular involvement in their team's key work, and recognition from peers or clients as being ones to watch.

Practice head
Hugo Monteiro de Queirós
Other key lawyers
Vasco Granate; Inês Dias Pinheiro; Mafalda Meireles
Comparative Guides
Comparative Guide
Data Protection & Cybersecurity
Portugal
Pedro Lomba, Inês Dias Pinheiro, Carolina Ventura, Mafalda de Brito Fernandes & Mafalda Sequeira Roldão
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Blockchain & Crypto Assets
Portugal
André Abrantes, Ana Nunes Teixeira, Inês Dias Pinheiro & Carolina Campos Dias
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Artificial Intelligence
Portugal
Pedro Lomba, Inês Dias Pinheiro, Nádia da Costa Ribeiro & Inês Cabugueira
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Competition Litigation
Portugal
Rita Samoreno Gomes, Martim Valente, Ana Raquel Frada & João Prata Rodrigues
