Filing rules by country

Canada

Patent filing & translation requirements

Below we’ve listed the patent filing and translation requirements for Canada. Whilst we endeavour to ensure these regulations remain up-to-date, they are subject to change. We advise you check with the local patent office or relevant counsel regarding any questions about country specific regulations.

To visit the Canada Patent Office website, go to

PCT Route: Filing & Translation Requirements in Canada
Language English or French
Filing Deadline 30 months
Filing Extension 12 months
Translation Extension 4 months from formality notice
Power of Attorney No
General POA Accepted N/A
Assignments No
Excess Claims Fee Due at Filing No
Claims Amendment Possible at Filing Yes
Fee for Amending Claims at Filing No
Request for Examination Deadline Due within 4 years if filed on or after 10/30/2019. Due within 5 years if filing date is before 10/30/2019.
Can Examination be Requested at Filing? Yes
Patent Prosecution Highway Yes
Direct Route: Filing & Translation Requirements in Canada
Language English or French
Filing Deadline 12 months
Filing Extension 2 months
Translation Extension 4 months
Power of Attorney No
General POA Accepted N/A
Assignments No
Excess Claims Fee Due at Filing No
Claims Amendment Possible at Filing Yes
Fee for Amending Claims at Filing No
Request for Examination Deadline Due within 4 years from filing date
Can Examination be Requested at Filing? Yes
Patent Prosecution Highway Yes
Priority Document16 months from earliest priority date, Certified copy, no translation required

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