The trademark registration period is 10 years, and can be renewed after 10 years. Each renewal period is ten years. According to Article 37 of the Trademark Law, the validity period of a registered trademark is ten years, calculated from the date of approval of registration. According to Article 38 of the Trademark Law, if a registered trademark has expired and needs to be continued to be used, it shall apply for renewal of registration within six months before expiration; if no renewal application is submitted during this period, six months may be granted. month of grace. If the extension period expires and the application has not been filed, the registered trademark will be cancelled. The term of each renewal of a registered trademark is ten years. After the registration renewal is approved, it will be announced.