IP Litigation & Strategy

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Intellectual property litigation and strategy is a core strength at Gowling WLG. Our professionals have been protecting innovators' rights for over 100 years, and work with clients to provide legal strategies that meet their business objectives.

From "bet the company" IP litigation to the smallest skirmish, we can work with you to deliver results that protect your innovation and investment.

In-depth expertise

Gowling WLG has the largest IP litigation practice dedicated to patent, trademark, copyright, life sciences, trade secret and advertising law in Canada. Our team of litigation professionals has the scientific, engineering and technical expertise to defend your technology and provide critical technical analysis for patent and trade secret cases. From pharmaceuticals to software, we understand your world.

Trusted experience

Members of our team serve as counsel of record in more patent infringement actions and more trademark proceedings than any other firm in Canada. We also appear in more intellectual property cases in the Federal Court of Canada than any other firm.

Sector-focused support

We work across a wide range of key sectors, including life sciences, technology, mining, energy, oil patch and chemicals, manufacturing and distribution, financial services, government and infrastructure.

Comprehensive services

Our team offers a comprehensive range of IP litigation services in the areas of patents, trademarks, copyright, design and trade secrets:


  • Patent enforcement and defence
  • Patented medicines advice and litigation, including listing
  • Data package exclusivity
  • Product life cycle issues, including regulatory
  • Protecting innovator rights
  • Licensing (litigation and pre-litigation)
  • Related competition issues
  • Patent office validity and other proceedings

Copyright, design and trade secrets

  • Copyright litigation and advocacy
  • Design right litigation
  • Trade secret enforcement and defence (litigation and pre-litigation)


  • Trademark enforcement and litigation
  • Border enforcement
  • Expungement and cancellation
  • Anti-piracy and enforcement (civil and criminal)
  • Comparative advertising litigation

Learn more

Ranked as a top-tier IP practice by the world's leading legal publications, Gowling WLG is home to a team that truly understands your business, and can provide the global legal support you need to defend it. Please get in touch with any member of our team to find out how we can help you.