Douglas N. Deeth

Photo of Douglas DeethDoug Deeth is a founding member of the firm. He practises exclusively in the areas of intellectual property and technology law, concentrating on litigation and licensing matters.

E-mail: ddeeth@dww.com
Telephone: 416-941-9442

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Practice Areas

Doug has been recognized in several international reviews as one of Canada’s leading intellectual property lawyers. His practice combines his extensive litigation experience with an expertise in drafting and negotiating license and product development agreements. He provides timely, practical and pragmatic advice to clients on the clearance, protection and enforcement of all forms of technology and intellectual property rights, and has particular expertise in chemical and pharmaceutical products and processes.

Doug has more than thirty years of litigation experience, ranging from the most complex and sophisticated intellectual property litigation to judicial review proceedings and interlocutory injunction applications. He appears regularly before the Federal Court of Canada and the courts of the Province of Ontario.

Professional Affiliations

  • Past President of Fédération Internationale des Conseils en Propriété Intellectuelle Canada (FICPI Canada)
  • President of the Communications Commission of FICPI International
  • Past President of the Intellectual Property Section of the Canadian Bar Association
  • Active member of IPIC and AIPLA

Qualifications

  • Admitted to the Bar of Ontario in 1976
  • Registered Canadian patent and trade-mark agent
  • LL.B., University of Toronto
  • B.A.Sc., Chemical Engineering, University of Waterloo

Publications and Presentations

Doug has taught, written and spoken extensively on intellectual property law. He has lectured at McMaster University, the University of Toronto and Osgoode Hall law schools and the McGill courses on Patent and Copyright Law. He is the author of papers on a variety of litigation and intellectual property subjects.

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