Administrative responsibility for illegal use of registered trademarks. According to the provisions of the Trademark Law, if a registered trademark is used in one of the following acts, the Trademark Office shall order it to correct or revoke its registered trademark within a time limit: ① changing the registered trademark by itself; (2) Changing the name, address or other registered items of the registrant of a registered trademark; (3) Transferring a registered trademark by itself; (4) Stop using it for three consecutive years.