In order to facilitate the sharing of examination capacity among patent examination authorities and improve quality and efficiency of patent examination, the State Intellectual Property Office built and launched a cloud patent examination system (hereinafter referred to as "CPES"),which was formally launched on May 22, 2015. The system made functional improvement and upgrading based on cloud patent examination test system launched in June 2013 (hereinafter referred to as "test system"), bringing together the examination files, bibliographic information and publication text information from multiple examination authorities in the world, also providing system users with topic discussion, real-time communication and other forms of community communication functions.

CPES now covers patent examination information of 16 agencies from Chinese State Intellectual Property Office, the European Patent Office, the Japan Patent Office, the Korean Patent Office, the US Patent and Trademark Office, the United Kingdom, Australia and Germany. The system uses a new interface design and timeline display, with the establishment of various forms of channels to collect feedback information, to provide users with nine languages like Chinese, English, Spanish, Portuguese and Arabic, and the multilingual translation tool within the system enables translation between twelve languages like Chinese, English, Korean and Japanese.