he China National Intellectual Property Administration (CNIPA) and the Industrial Property Office of the Czech Republic have jointly decided to extend their Patent Prosecution Highway (PPH) pilot project - which was activated on January 1, 2018 - for another three years from January 1, 2023, to December 31, 2025. The pertinent requirements and procedures governing applicants’ PPH requests at the two offices remain unchanged.(Translated from CNIPA Website Chinese Version)
Source:China National Intellectual Property Administration