If it is inherited, it is necessary to submit a declaration for filing project changes, 200 yuan and supporting materials for filing project changes to China National Intellectual Property Administration.
The proof material is: the notarized party is the only legal heir or the party has included all legal heirs. Unless otherwise specified, the patent right shall be inherited by the * * * heir.
2. The term of protection of patents is 20 years for inventions and 65,438+00 years for utility models and designs, counting from the date of application, and may not be extended after the expiration.