Revocation of a registered trademark refers to the procedure in which the Trademark Office or the Trademark Review and Adjudication Board makes a decision or ruling on violations of the Trademark Law and relevant regulations, thereby extinguishing the exclusive right to use a registered trademark.

Due to the differences in the reasons for the cancellation of registered trademarks, the cancellation of registered trademarks is divided into three types: cancellation due to improper use, cancellation due to improper registration, and cancellation due to dispute.

1. Improper use of revocation. It refers to the situation where the owner of a registered trademark violates the obligation to use the registered trademark reasonably and his registered trademark is revoked by the Trademark Office.

a. Change the registered trademark by yourself;

b. Change the name, address or other registration matters of the registered trademark by yourself;

c. Transfer the registration by yourself trademark; stopped using the registered trademark for three consecutive years;

d. Using the registered trademark, its products are shoddily manufactured, passed off as inferior, and deceived consumers.

2. Improper registration cancellation. It refers to the situation where the owner of a registered trademark applies for registration of a trademark that violates the prohibition regulations on trademark formation, or obtains trademark registration through deception or other improper means, and is revoked by the Trademark Office or the Trademark Review and Adjudication Board. According to Article 4 of the Trademark Law Article 11: Cancellation of improperly registered trademarks

3. Cancellation of disputes. This means that the registrant of a trademark registered and protected earlier can raise a dispute over an identical or similar trademark registered later on the same or similar goods, and request the Trademark Review and Adjudication Board to rule on the cancellation of the later registered trademark.