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R. Grant Cansfield

Partner* Admitted to the Ontario Bar: 1984

Registered Trademark Agent (Canada)



*Practising as a professional corporation

Grant is passionate about helping his clients achieve their corporate/commercial goals. An astute listener, he is focused on better understanding his clients’ core objectives and determining the most effective solution to their business, licencing or intellectual property issues. His proactive approach to keeping clients informed and his ability to provide results in a timely manner allow Grant to build strong, lasting client relationships.

Grant is a member of the firm's Corporate Commercial Group and Chair of the Licensing Group. His primary practice in the area of intellectual property focuses on trademark prosecution and enforcement and various licensing matters. He is lead Canadian counsel and provides corporate and commercial advice to a number of local, national and international clients in financial services as well as in industrial, retail and manufacturing industries.

Grant also represents a large number of railcar manufacturers and lenders to secure financings against railcar security in Canada under the Canada Transportation Act and acts for a number of professional and private non-profit companies and associations.

Grant has been at the firm since he articled in 1982-1983.

Awards & Recognition

  • Recognized in World Trademark Review 1000: The World’s Leading Trademark Professionals 2020 as a leading individual in prosecution and strategy
  • Recognized in Who’s Who Legal: Trademarks 2016 as a leading Canadian trademarks lawyer

Professional Involvement

Professional Activities

  • Registered Canadian Trademark Agent


  • Intellectual Property Institute of Canada (IPIC)
  • Canadian Intellectual Property Office
  • International Trademark Association (INTA)
  • Licensing Executives Society (U.S.A. and Canada)
  • Toronto Intellectual Property Group

Representative Matters

Advised Putman Investments Inc., a Canadian-based, family-owned enterprise, on its acquisition of Toys “R” Us and Babies “R” Us Canada from Fairfax Financial Holdings Limited.


Insights TheSpotlight Jun 04, 2019 Changes to Canada’s Trademarks Act


  • LLB, Osgoode Hall Law School, 1982
  • University of Toronto, 1979