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ARTICLE · 04 MARCH 2025

What Is A Section 45 Notice? Protecting Your Trademark From Expungement

Pursuant to section 45 of the Trademarks Act, any person, including the Registrar of Trademarks, has the authority to issue a section 45 Notice against any Trademark that has been registered for more...

CanadaIntellectual Property
Pamela Heary
Pamela Heary

Pursuant to section 45 of the Trademarks Act, any person, including the Registrar of Trademarks, has the authority to issue a section 45 Notice against any Trademark that has been registered for more than three years. Earlier this month, the Registrar initiated a pilot project whereby the Registrar will issue section 45 Notices at random in order to declutter and clear 'deadwood' from the Trademark Register.

What is a section 45 Notice? A section 45 Notice requires the registered owner of a Trademark to provide evidence of Use, as defined within section 4 of the Trademarks Act, via affidavit or statutory declaration, proving Use of the trademark within the preceding three year period. An affidavit or statutory declaration is a written declaration or statement of facts that is affirmed by oath in the presence of a commissioner or a notary public. The registered owner has three months from the date of the section 45 Notice to file its evidence with the Registrar. If

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