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  • Asia
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  • Canada
    • Ottawa
    • Toronto
  • China
    • Beijing
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    • Aberdeen
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    • Edinburgh
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Client liaison
  • Japan
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Expertise
Services
  • Patents
  • Brands & Trade Marks
  • Designs
  • Litigation & Dispute Resolution
  • Commercial IP & Contracts
  • Due Diligence
  • Freedom to Operate
  • EPO Patent Oppositions
  • European Patent Validations
  • Anti-counterfeiting
  • Open Source & Third Party Code
Sectors
  • Digital Transformation
    • 3D Printing
    • Artificial Intelligence
    • Blockchain
    • Data & Connectivity
    • Extended Reality
    • Industry 4.0
  • Energy & Environment
  • Life Sciences
  • Agritech
  • Medical Technologies
  • Chemistry
  • Transport
  • Entertainment & Creative Industries
  • Food & Drink
  • Fashion & Retail
  • Universities & Research Bodies
  • Start-ups & Spin-outs
    • Creating value for start-ups
    • The IP driven start-up
  • Financial Services
About Us
  • Working with us
  • Awards
  • Corporate & Social Responsibility
  • Diversity & Inclusion
  • Careers
Insights
  • Articles
  • News
  • Events
  • Resources
  • Unified Patent Court hub
  • Beyond Brexit: European trade mark hub
  • M&C Reacts
Photo: Michael O'Neill

Michael O'Neill

Partner

Americas
Ottawa

Get in contact

+1 613 236 9561 moneill@marks-clerk.ca
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Michael has a broad range of expertise in all areas of trademark law and advises clients on the acquisition, protection and enforcement of trademark rights in Canada and around the world. Michael’s practice focuses on trademark clearance, trademark prosecution, trademark portfolio management, trademark opposition and expungement proceedings, trademark infringement, trademark litigation, and anti-counterfeiting matters. 

Michael has appeared before the Trademarks Opposition Board, the Ontario Superior Court, the Federal Court of Canada, and the Federal Court of Appeal.

Michael is an active member of the Canadian Bar Association, the Intellectual Property Institute of Canada and the Law Society of Ontario.  He is also a part-time professor at the University of Ottawa Law School where he teaches Trademark Law.

Specialist in

  • Brands & Trade Marks
  • Litigation & Dispute Resolution

Qualifications

BSc, LLB

Search our people

Latest articles by Michael O'Neill

Article
- 28 November 2022

Canadian Consultation

On November 21, 2022, the Canadian Intellectual Property Office (CIPO) announced the launch of a public consultation
Read more
Article
- 08 April 2022

Faster TM examination in Canada: Trademarks Office to pre-assess goods and services

As many owners of Canadian trademark applications will know, there is a considerable backlog in examination of new applications by the Canadian Trademarks Office. 
Read more
Article
- 14 February 2022

Be careful what you wish for: potential pitfalls in takedown requests

In Yiwu Thousand Shores E-Commerce Co Ltd v Lin, an Amazon.ca takedown request came back to bite the requesting party when its trademark registration was successfully challenged by the recipient of the takedown request.
Read more
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