About Milton Lucídio Leão Barcellos

Milton Lucídio Leão Barcellos is a senior partner at Leão Intellectual Property, an attorney at law and a patent attorney. He is the author of three IP books: “O sistema internacional de patentes (IOB/Thomson, 2002), “Propriedade Industrial & Constituição” (Do Advogado, 2007) and “Direito de patentes brasileiro” (Lumen Juris, 2025). His practice focuses on patents, trade secrets and know-how, including prosecution, litigation and strategic counselling for Brazilian and international clients. Milton holds an MSc and a PhD in Law from PUCRS, teaches intellectual property at Antonio Meneghetti Faculty of Law and is a court-appointed IP forensic expert. He is a member of ABAPI, ABPI, AIPPI, ATRIP, LES and INTA.

Contributions to Global Practice Guide

Intellectual Property Law and Practice in Brazil

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