专利权的终止，由专利局登记和公告。

Any cessation of the patent right shall Be registered and announced by the patent Office.

youdao

第四十四条有下列情形之一的，专利权在期限届满前终止。

Article 44. In any of the following cases, the patent right shall cease before the expiration of its duration.

youdao

第四十四条有下列情形之一的，专利权在期限届满前终止。

Article 44. In any of the following cases, the patent right shall cease before the expiration of its duration.

youdao