In accordance with the arrangements for the pilot work of the Patent Office of the State Intellectual Property Office and the work deployment of the Preliminary Examination and Process Management Department of the Patent Office of the State Intellectual Property Office, starting from July 1, 2013, the Chengdu Agency has started to Pledge registration and acceptance business.
The Chengdu Agency accepts paper applications for patent pledge registration, change, and cancellation submitted by parties in mainland China in the form of face-to-face delivery or by mail, and processes the application documents for patent pledge registration, change, and cancellation. Carry out services such as acceptance review, data collection, document scanning, data uploading, document sending, printing and sending of various notices involving patent pledge registration.
You can view the "Notice of the Sichuan Intellectual Property Office on the Launch of Patent Pledge Registration and Acceptance Business at the Chengdu Agency": /ywzdtxx/201309/t20130902_12664.html