However, in practice, if it is not actually used, it may be applied for withdrawal by others. Therefore, the registered trademark of the company must be actually used, otherwise it is easy for others to apply for cancellation.

At the same time, if a trademark infringes on the prior rights of others, it may also be invalid, for example, it is the same as or similar to the prior copyright, name right, name, well-known commodity name and design patent of others. , or it may be invalid after registration.

Therefore, in theory, the trademark right can be continuously renewed before it expires.