Legal analysis: trademark application requires original copyright, and if authorized by others, you can also use other people's copyright. Trademark application is a process in which a natural person or enterprise obtains the exclusive right to use a trademark. The applicant needs to file a trademark application with the State Trademark Office, and the trademark registration certificate can only be issued after formal examination and substantive examination. Trademarks can be divided into word mark, graphic trademarks, sound trademarks and three-dimensional trademarks.

Legal basis: Article 57 of the Trademark Law of People's Republic of China (PRC) commits any of the following acts, all of which are violations of the exclusive right to use a registered trademark:

(1) Using a trademark identical with or similar to its registered trademark on the same or similar goods without the permission of the trademark registrant;

(2) selling goods that infringe upon the exclusive right to use a registered trademark;

(3) Forging or unauthorized manufacturing of registered trademark marks of others or selling forged or unauthorized registered trademark marks;

(four) without the consent of the trademark registrant, the registered trademark is changed and the goods with the changed trademark are put on the market again;

(5) causing other damage to the exclusive right to use a registered trademark of others.