Nathaniel Lipkus

Partner at Osler, Hoskin & Harcourt LLP

Year Call to Bar: 2007 (Ontario); 2008 (New York)

Phone: (416) 862-6787
Email: [email protected]

Intellectual Property Litigator & Strategist

Nathaniel Lipkus is a highly respected partner at Osler, Hoskin & Harcourt LLP, specializing in intellectual property litigation and strategy. As a registered Canadian patent and trademark agent, Nathaniel brings extensive experience in patent, commercial IP, and life sciences regulatory issues. He has represented leading companies across various industries in complex patent proceedings throughout Canada and pro hac vice in the United States.

Expertise in Patent and Regulatory Law

Nathaniel has successfully argued precedent-setting cases, especially on patent eligibility in the life sciences and software sectors. His expertise encompasses litigation involving trademarks, copyright, trade secrets, and a range of commercial IP matters. He notably served as lead counsel for the Children’s Hospital of Eastern Ontario in Canada’s only patent litigation over claims to human genes, providing his services pro bono to make a significant impact for the hospital.

Life Sciences Advocacy

With a robust track record advocating for life sciences clients, Nathaniel has navigated IP, regulatory approval, pricing, reimbursement, and antitrust matters before numerous regulatory agencies in Canada and the United States. His strategic guidance supports clients in managing IP concerns, overcoming barriers to health product approvals, and advancing law reform initiatives.

Why Choose Nathaniel Lipkus?

Experienced in high-stakes patent, trademark, copyright, and commercial IP litigation
Registered Canadian patent and trademark agent
Represents clients in both Canadian and U.S. proceedings
Special focus on life sciences and regulatory strategy
Proven results in managing and protecting intellectual property rights

If you are seeking strategic, results-driven legal representation in intellectual property and life sciences regulation, Nathaniel Lipkus offers deep expertise and a strong record of success.

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