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CIPO Trademarks Opposition Board

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Sunday, March 22, 2026

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CIPO Trademarks Opposition Board Decisions Available Electronically

The Canadian Intellectual Property Office (CIPO) Trademarks Opposition Board (TMOB) has announced that decisions in opposition and Section 45 proceedings will be made available electronically starting February 11, 2026. This change aims to provide convenience to users by offering direct links to these decisions.

Routine Notice Intellectual Property
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Trademark Opposition Proceedings Practice Notice

The Canadian Intellectual Property Office (CIPO) has updated its practice notice regarding trademark opposition proceedings. The notice, originally published in 2019, has seen several amendments, with the latest update on December 1, 2023. It governs all trademark applications in opposition, including Protocol and Divisional Applications.

Routine Guidance Intellectual Property
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CIPO Trademarks Opposition Board Hearing Calendar Updates

The Canadian Intellectual Property Office (CIPO) has updated its Trademarks Opposition Board (TMOB) hearing calendar. The calendar is published online 60 to 90 days in advance and is updated monthly, with potential modifications occurring without notice.

Routine Notice Intellectual Property
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Trademarks Opposition Board Practice Notices and Hearing Updates

The Canadian Intellectual Property Office (CIPO) Trademarks Opposition Board has updated its practice notices regarding trademark opposition proceedings, expungement procedures, and the interpretation of relevant legislation. Recent updates include guidance on the use of AI in proceedings, case management, confidentiality orders, and costs awards.

Routine Guidance Intellectual Property

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