1. The term of protection of the right of signature is limited, as follows:
(1) All rights reserved. The term of protection of the author's right of authorship, modification and protection of the integrity of the work is unlimited. The protection period of the right to publish and distribute citizens' works is 50 years before and after the author's death;
(2) patent right. The term of the invention patent right is 20 years, and the term of the utility model patent right and the design patent right is 10 years, both counting from the date of application;
(3) trademark rights. The period of validity of a registered trademark is ten years, counting from the date of approval of registration.
2. Legal basis: Article 20 of People's Republic of China (PRC) Copyright Law.
The transfer of the ownership of the original work does not change the ownership of the copyright of the work, but the right to display the original works of art and photography is enjoyed by the original owner.
The author transfers the original ownership of unpublished artistic and photographic works to others, and the exhibition of the original works by the transferee does not constitute an infringement on the author's right to publish.
Second, what are the relevant rights of the right of signature?
1, the right to decide whether to sign or not; The right of authorship is the author's right to disclose the relationship between his right of authorship and his works, and the author can choose to disclose his right of authorship or not to disclose his works.
2. The right to decide the signature method; That is, the right to choose one's real name, pen name, alias or pen name;
3. Signature right; If a work is published under signature, when it is publicly used by others in various forms such as publication, broadcasting and adaptation, the signature shall be indicated.