David Nauman



[email protected]

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David’s intellectual property practice focuses on obtaining, evaluating and advising on patent protection. He is regularly involved in obtaining patent protection on behalf of corporate, government and academic clients in the life sciences and manufacturing sectors.

David’s areas of expertise include:

  • patent applications related to biotechnology, life sciences, pharmaceuticals, therapeutics, medical devices, chemistry, and oil and gas
  • patentability, validity, infringement and freedom-to-operate issues
  • international patent strategies and portfolio management

After graduate school, David worked in Ottawa at the Children’s Hospital of Eastern Ontario as a research associate and at a start-up biotechnology company. He has conducted research in the areas of synthetic organic chemistry, cell surface remodelling, and molecular and cellular biology.

David fournit des services juridiques par l’intermédiaire d’une société professionnelle.


  • Drafted and prosecuted patent applications related to:
    • anti-cancer viruses
    • insect pheromone compositions

Beyond Our Walls

Professional Involvement

  • Member, Intellectual Property Institute of Canada (IPIC)
  • Member, joint liaison committee between patent branch management and IPIC patent agents

Awards & Recognitions

  • Recognized as a patent leader for Canada in the 2022 and 2023 editions of IAM Global Leaders
  • Recognized since 2016 in the IAM Patent 1000 — The World's Leading Patent Practitioners (Patent Prosecution).


  • Registered Canadian Patent Agent, 2009
  • Registered U.S. Patent Agent for Canadian applicants, 2009
  • PhD (organic chemistry), University of California, Berkeley, 2002
  • BSc (chemical engineering), Massachusetts Institute of Technology, 1997