John Cotter

Partner at Osler, Hoskin & Harcourt LLP

John Cotter is the chair of Osler’s national IP department. Mr Cotter practises in the areas of IP and IT litigation and has a commercial litigation background. He has extensive experience in disputes relating to trademarks, copyright, domain names, trade secrets and confidential information, counterfeit products, misleading advertising, software licensing and IT projects (including disputes arising out of software development and software integration projects). Mr Cotter is anti-piracy counsel for a leading software company.

Examples of recent cases include trademark infringement actions; copyright infringement actions (including fair dealing issues); Copyright Board of Canada proceedings; software licensing disputes; trade secret and confidential information claims; disputes arising from software development and consulting projects; technology licensing disputes; domain name disputes; misleading advertising claims (including Advertising Standards Canada proceedings); trademark opposition proceedings; appeals of decisions of the registrar of trademarks; and trademark expungement proceedings.

Mr Cotter has been actively involved in a number of professional organisations, including serving as chair of the Professional Development Committee of the Canadian Bar Association (National Intellectual Property Law Section) and chair of the Intellectual Property Institute of Canada’s Anti-counterfeiting Committee.

Mr Cotter has been recognised in Canadian and worldwide rankings including Chambers Canada 2021 (IP litigation); Best Lawyers in Canada 2020 (IP law); WTR 1000 2020 (anti-counterfeiting; enforcement and litigation); Managing Intellectual Property 2020 (IP Star Canada); Canadian Lexpert Directory 2020 (IP law); and the latest Expert Guide for trademarks.

Professional associations

  • ABA
  • CBA
  • IPIC

Sample client list

  • Caterpillar
  • NBA Properties Inc
  • Re:Sound Music Licensing Company
  • York University

Firm details

Osler, Hoskin & Harcourt LLP
100 King Street West
1 First Canadian Place
Suite 6100
Toronto ON M5X 1B8

Contact details