Trademark Act Article 41

Removal of license from the RegisterBefore the expiry of the period of a license, a concerned or an interested party may, by submitting relevant evidence, request the Registrar Office to remove the license from the Register under any of the following:(1)Both the proprietor of the registered trademark and the licensee agree to terminate the license; such request shall also apply to the sub-license;(2)Where the licensing contract expressly prescribes that either the proprietor or the licensee may terminate the license at any time, the concerned party declares the termination;(3)Due to the licensee’s breaching the licensing contract, the proprietor gives such licensee a notice of rescinding or terminating the licensing contract, and the licensee shows no objection thereto; or(4)There is other relevant evidence capable of establishing that the license no longer exists.
中文原文 商標法第41條
商標授權期間屆滿前有下列情形之一,當事人或利害關係人得檢附相關證據,申請廢止商標授權登記:
一、商標權人及被授權人雙方同意終止者。
其經再授權者,亦同。
二、授權契約明定,商標權人或被授權人得任意終止授權關係,經當事人聲明終止者。
三、商標權人以被授權人違反授權契約約定,通知被授權人解除或終止授權契約,而被授權人無異議者。
四、其他相關事證足以證明授權關係已不存在者。

English translation for reference only; the Chinese text prevails. Not legal advice.