The maximum time for a trademark infringement lawsuit is three years, and the statute of limitations for requesting the People's Court to protect civil rights is three years. If the law provides otherwise, such provisions shall prevail. The statute of limitations shall be calculated from the date when the obligee knew or should have known that the right had been damaged and the obligor knew. If the law provides otherwise, such provisions shall prevail. However, if it has been more than twenty years since the right was damaged, the People's Court will not grant protection. If there are special circumstances, the People's Court may decide to extend the time based on the application of the right holder. Legal basis: Article 120 of the "People's Republic of China and Civil Code" If civil rights and interests are infringed, the infringed party has the right to request the infringer to bear tort liability. Article 183: If one is harmed by protecting the civil rights and interests of others, the infringer shall bear civil liability, and the beneficiary may provide appropriate compensation. If there is no infringer, the infringer has escaped or is unable to bear civil liability, and the victim requests compensation, the beneficiary shall provide appropriate compensation. Article 188 The ordinary statute of limitations and the maximum rights protection period for requesting the people's court to protect civil rights are three years. If the law provides otherwise, such provisions shall prevail. The statute of limitations shall be calculated from the date when the obligee knew or should have known that the right had been damaged and the obligor knew. If the law provides otherwise, such provisions shall prevail. However, if it has been more than twenty years since the right was damaged, the People's Court will not grant protection. If there are special circumstances, the People's Court may decide to extend the time based on the application of the right holder. Article 1,167 If an infringement endangers the personal or property safety of others, the infringed party has the right to request the infringer to bear tort liability such as ceasing the infringement, removing obstacles, and eliminating danger. Article 1168 If two or more persons jointly commit infringement and cause damage to others, they shall bear joint and several liability.