What information is needed for patent transfer?

Hello, the answer is as follows. 1, patent right transfer contract and filing items change declaration. Fill in the Declaration Form for Description of Project Change, and provide supporting materials for description of project change. 2, the identity certificate of the patentee and the assignee, or, the original certificate of industrial and commercial change (such as involving the name change of the enterprise applicant, etc.). ); 3, a copy of the patent certificate and legal status certificate; 4. Letter to terminate the employment relationship with the original organization and the new power of attorney of the transferee; 5. If the transfer of foreign patented technology is involved, the following documents and/or procedures need to be added according to the nature of the technology: (1) Technology export license issued by the competent commercial department of the State Council; (2) The Registration Certificate of Free Export Technology Contract issued by the the State Council commerce department or the Registration Certificate of Free Export Technology Contract issued by the local commerce department.