AI and Machine Learning Patent Applications Under CIPO’s Physicality Standard
April 29, 2026
Part 2 of a 4-part series on subject matter eligibility after CIPO’s March 2026 Practice Notice. What CIPO Says Computer-implemented Example 3 in the March 2026 Practice Notice describes a system that uses a layered neural network, trained on historical data, to generate…
Read MoreCIPO’s March 2026 Practice Notice: What Changed, What It Means, and How It Affects Prosecution
April 22, 2026
Part 1 of a 4-part series on subject matter eligibility after CIPO’s March 2026 Practice Notice On March 24, 2026, the Canadian Intellectual Property Office released a new Practice Notice on patentable subject matter, replacing PN2020-04 and responding to recent Federal Court of Appeal decisions. For…
Read MoreEnforcement and Remedies for AI Patents in Canada: Accounting of Profits and Beyond
October 08, 2025
When planning where to file, cost and market size matter. Remedies matter as well. One of the most compelling reasons to file AI patent applications in Canada is the possibility of an accounting of profits. Accounting of Profits: A Canadian Remedy…
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