João Luis D’Orey Facco Vianna

Senior Partner at Kasznar Leonardos

João Luis D’Orey Facco Vianna is a senior partner at Kasznar Leonardos and leads the firm’s patent prosecution department. He is an expert in the medical, pharma and biotech fields, and acts in patent applications (involving technical and administrative aspects), patent drafting, foreign filing and prosecution abroad.

Mr Vianna graduated in medicine from the Federal University of Rio de Janeiro (1985) and in law from Candido Mendes University (1998). He also has a postgraduate qualification in immunopathology from the Pontifical Catholic University of Rio de Janeiro (1988) and a master’s in immunology from King’s College London (1991). From 1989 to 1991 he was a research fellow at the Lupus Research Unit at The Rayne Institute in St Thomas’ Hospital, London. He was admitted to the Brazilian Bar in 1999.

Mr Vianna is a member of the International Association for the Protection of Intellectual Property, the Brazilian Association of Industrial Property Agents, one of the board directors of the Brazilian Association of Intellectual Property and counsel of the Portuguese Chamber of Rio de Janeiro.

Mr Vianna speaks English, Portuguese and French.

Professional associations

  • ABPI

Firm details

Kasznar Leonardos
Rua Teófilo Otoni 63
Fifth to Seventh floors
Rio de Janeiro 20090-080

Contact details

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