Vincent M de Grandpré

Partner at Osler, Hoskin & Harcourt LLP

Vincent M de Grandpré is a partner in Osler, Hoskin & Harcourt LLP’s national IP department. Mr de Grandpré’s litigation practice focuses on IP matters, including complex pharmaceutical patent litigation. Mr de Grandpré also advises and represents clients in the life sciences and pharmaceutical industries on regulatory and privacy issues. Mr de Grandpré has appeared as counsel in both French and English before several Canadian courts, including the Federal Court, the Federal Court of Appeal, the Ontario Superior Court of Justice and Divisional Court, and the Quebec Superior Court and Court of Appeal. From 2000 to 2003, Mr de Grandpré practised IP and commercial litigation at a New York firm. After graduating from law school, Mr de Grandpré served as a law clerk to Chief Justice Antonio Lamer of the Supreme Court of Canada.

In recent years, Mr de Grandpré has received international recognition as a leading patent litigator and IP lawyer, including in The Best Lawyers in Canada (IP law), Chambers Canada: Canada’s Leading Lawyers for Business (intellectual property – litigation), Chambers Global: The World’s Leading Business Lawyers (intellectual property – litigation), Acritas Stars and the IAM Patent 1000.

Mr de Grandpré is also admitted to practise in New York and Quebec. He has successfully represented international clients, including world-leading pharmaceutical companies, in notable IP and litigation matters.

Professional associations

  • ABA
  • CBA
  • IPIC

Sample client list

  • Awesense Wireless
  • Munchkin Baby Canada
  • Mylan Pharmaceuticals
  • Pharmascience

Firm details

Osler, Hoskin & Harcourt LLP
100 King Street West
1 First Canadian Place
Suite 6200
Toronto ON M5X 1B8

Contact details

See firm profile