Intellectual Property Case Adjudication Act Article 41

When a party concerned claims or defends that an intellectual property right shall be cancelled or revoked, the court shall decide based on the merit of the case, and the Code of Civil Procedure, Administrative Litigation Act, the Plant Variety and Plant Seed Act, or other applicable laws concerning the stay of an action shall not apply.Under the circumstances in the preceding paragraph, the holder of the intellectual property right shall not claim in the civil action any rights against the opposing party where the court has recognized the grounds for cancellation or revocation of the intellectual property right.
中文原文 智慧財產案件審理法第41條
當事人主張或抗辯智慧財產權有應撤銷、廢止之原因者,法院應就其主張或抗辯有無理由自為判斷,不適用民事訴訟法、行政訴訟法、植物品種及種苗法或其他法律有關停止訴訟程序之規定。
前項情形,法院認有撤銷、廢止之原因時,智慧財產權人於該民事訴訟中不得對於他造主張權利。

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