Legal analysis: 1. Patent change fees under normal circumstances: The inventor or patent applicant and patent owner who wants to change the patent need to pay 200 yuan. If you want to change the patent agency or the relationship of the patent entrusted agent, you need to pay 50 yuan. 2. Patent transfer fees under normal circumstances: Patent transfer generally requires a payment of 200 yuan.
Legal basis: Article 10 of the "Patent Law of the People's Republic of China" Patent application rights and patent rights may be transferred. If a Chinese unit or individual transfers patent application rights or patent rights to foreigners, foreign enterprises or other foreign organizations, it must go through the procedures in accordance with the provisions of relevant laws and administrative regulations. When transferring patent application rights or patent rights, the parties concerned shall enter into a written contract and register it with the patent administration department of the State Council, which shall make an announcement. The transfer of patent application rights or patent rights takes effect from the date of registration.