About the period of use of trademarks:

According to the provisions of the Trademark Law:

Article 37

The validity period of a registered trademark is Ten years shall be calculated from the date of registration approval.

Article 38

If a registered trademark expires and needs to be continued to be used, an application for renewal of registration shall be made within six months before expiration; if the application cannot be made during this period Yes, a six-month extension period can be granted. If an application has not been made before the extension period expires, the registered trademark will be cancelled.

Each renewal of registration is valid for ten years.

After the registration renewal is approved, it will be announced.

Reference material: Beihong Intellectual Property