Guidance of CNIPA-CIPO PPH Request
Updated: 7 31,2026

When filing a PPH request to the CNIPA, please submit the request form and necessary documents according to the Procedures to File a Request to the China National Intellectual Property Administration (CNIPA) under the Patent Prosecution Highway (PPH) Pilot Program between the CNIPA and the Canadian Intellectual Property Office (CIPO). Please refer to Attachment 1 (Chinese version) and Attachment 2 (English version).

When filing a PPH request to the CIPO, please submit the request form and necessary documents according to the Requirements and procedures to file a request for accelerated examination to CIPO under the PPH program with the China National Intellectual Property Administration. Please refer to Attachment 3 (Chinese version) and Attachment 4 (English version).

Attachment 1: Procedures to File a Request to the China National Intellectual Property Administration (CNIPA) under the Patent Prosecution Highway (PPH) Pilot Program between the CNIPA and the Canadian Intellectual Property Office (CIPO)(Chinese version)

Attachment 2: Procedures to File a Request to the China National Intellectual Property Administration (CNIPA) under the Patent Prosecution Highway (PPH) Pilot Program between the CNIPA and the Canadian Intellectual Property Office (CIPO)(English version)

Attachment 3: Requirements and Procedures to File a Request for Accelerated Examination to CIPO under the PPH Program with the China National Intellectual Property Administration(Chinese version)

Attachment 4: Requirements and Procedures to File a Request for Accelerated Examination to CIPO under the PPH Program with the China National Intellectual Property Administration(English version)