Filing rules by country

China

Patent filing & translation requirements

Below we’ve listed the patent filing and translation requirements for China. 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 China Patent Office website, go to

PCT Route: Filing & Translation Requirements in China
Language Chinese (Simplified)
Filing Deadline 30 months
Filing Extension 2 months
Translation Extension No
Power of AttorneyYes, should be submitted within 2 months from the date of receipt of the Notice of Correction
General POA Accepted Yes
Assignments No
Excess Claims Fee Due at Filing Yes
Claims Amendment Possible at Filing Yes
Fee for Amending Claims at Filing No
Request for Examination Deadline Due within 3 years from the earliest priority date
Can Examination be Requested at Filing? Yes
Patent Prosecution Highway Yes
Direct Route: Filing & Translation Requirements in China
Language Chinese (Simplified)
Filing Deadline 12 months
Filing Extension No
Translation Extension No
Power of AttorneyYes, should be submitted within 2 months after receiving the Notice of Correction
General POA Accepted Yes
AssignmentsYes, should be submitted within 3 months from the filing date
Excess Claims Fee Due at Filing Yes
Claims Amendment Possible at Filing Yes
Fee for Amending Claims at Filing No
Request for Examination Deadline Due within 3 years from first priority date
Can Examination be Requested at Filing? Yes
Patent Prosecution Highway Yes
Priority Document3 months from filing date, Scanned Certified copy or DAS code, Translation of front page required

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