1. Declaration form for change of bibliographic items: one for each patent; if there is an agency, the change procedures should be handled by the agency. For example, entrust Baiteng Patent Baba's professional agency to handle the matter.
2. Company licenses of both parties: 2 copies; (2 copies of each patent)
3. Transfer contract: one copy of each patent;
4. Declaration of termination of patent agency: one copy of each patent (declaration: A4 paper with company seal only)
5. Mail these materials to the State Intellectual Property Office and submit them to the recording project Change fee (50 yuan).