1. No application for renewal of registration has been filed or the application for renewal of registration has not been approved. The term of protection of trademark rights is ten years, counting from the date of approval of registration. Where it is necessary to continue to use a registered trademark after its expiration, it shall apply for renewal of registration within six months before its expiration; If the application for extension is not submitted within this period, a grace period of 6 months may be granted. If no application for renewal is filed at the expiration of the period, its registered trademark shall be cancelled. Trademark rights are extinguished at the expiration of the protection period;

2. Give up voluntarily, that is, the trademark owner gives up the trademark right by going through the registration formalities of canceling the registered trademark. Where a trademark registrant applies to cancel its registered trademark or its trademark registration on some designated commodities, it shall submit an Application for Trademark Cancellation to the Trademark Office and return the original Trademark Registration Certificate. Where a trademark registrant applies to revoke its registered trademark or its trademark registration on some designated goods, the exclusive right to use a registered trademark or the exclusive right to use a registered trademark on some designated goods shall be terminated from the date when the Trademark Office receives the application for revocation;

3, other reasons, mainly refers to the original trademark subject to eliminate the situation:

(1) In a case, the subject of the trademark owner disappears and the successor is the owner. When a natural person dies without an heir, or when the trademark right is terminated by an enterprise or other organization without an heir, the trademark right is extinguished;

(2) In another case, if the original trademark owner has an heir, but the successor fails to go through the formalities for the transfer of the registered trademark within one year after the death or termination of the original owner, anyone can propose to cancel the registered trademark. Once the subject matter is destroyed or the successor fails to go through the transfer formalities within the specified time, the exclusive right to use a trademark shall be terminated from the date when the subject matter is destroyed.

4. The Trademark Office is revoked ex officio:

(1) Change the registered trademark by itself;

(2) Changing the name, address or other registered items of the registrant of a registered trademark;

5. Cancel according to the application. Any unit or individual may apply to the Trademark Office for cancellation of the registered trademark:

(1) The registered trademark becomes the common name of the approved commodity;

(2) Stop using the registered trademark for three consecutive years.

Legal basis: Article 49 of the Trademark Law of People's Republic of China (PRC).

Where a trademark registrant changes the registered trademark, the registrant's name, address or other registered items by himself in the process of using the registered trademark, the local administrative department for industry and commerce shall order it to make corrections within a time limit; If it fails to make corrections within the time limit, its registered trademark shall be revoked by the Trademark Office.

Any unit or individual may apply to the Trademark Office for the cancellation of a registered trademark if it becomes the common name of a commodity approved for use or if it is not used for three consecutive years without justifiable reasons. The Trademark Office shall make a decision within nine months from the date of receiving the application. There are special circumstances that need to be extended, which can be extended for three months with the approval of the administrative department for industry and commerce of the State Council.

Article 50

Where a registered trademark is revoked, declared invalid or not renewed upon expiration, the Trademark Office shall not approve an application for trademark registration identical with or similar to its trademark within one year from the date of revocation, invalidation or cancellation.