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ARTICLE · 27 OCTOBER 2025

An Overview Of Canada's Patent Maintenance Fee Requirement

Gowling WLG
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In many jurisdictions, patentee's must pay fees to maintain their patent or patent application. However, the process varies by jurisdiction.

CanadaIntellectual Property
Joanna Lynch
Joanna Lynch
Alexander Camenzind
Alexander Camenzind
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In many jurisdictions, patentee's must pay fees to maintain their patent or patent application. However, the process varies by jurisdiction. This article provides an overview of a patentee's obligations for Canadian patents and patent applications.

When are maintenance fees due?

Maintenance fees must be paid annually, for both patent applications and issued patents. The first payment is due before the second anniversary of the filing date.

How much are the fees, and who pays them?

Although due annually, the maintenance fee amount depends on the age of the patent/application, with fees increasing over time. For fees due in 2026, Canada's annual maintenance fees are as follows (in CAD):

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