What are the rules for patent litigation agents?

A patent agent may not be qualified as an agent ad litem. Patent agents are more agents of patent affairs than agents of non-litigation business. The agency of litigation business shall comply with the provisions of the Civil Procedure Law or the Criminal Procedure Law. Usually, the qualification of an agent ad litem is: (1) a close relative of the party concerned. The close relatives of the parties include: husband, wife, father, mother, son, daughter, brothers and sisters, grandparents and grandparents; (2) lawyers. Lawyers are the defenders of national laws and the legitimate rights and interests of the parties. In recent years, China's lawyers have been expanding and improving their quality, becoming a powerful team in the construction of China ruled by law. According to the provisions of the Lawyers Law, one of the main businesses of lawyers is to accept the entrustment of the parties in civil cases and represent them in litigation. Lawyers' participation in litigation plays an important role for people's courts to find out the facts, correctly apply the law and safeguard the legitimate rights and interests of the parties. (3) people recommended by social groups. Social organizations refer to non-profit organizations established according to law or approved by relevant departments, with articles of association, names, a certain number of members, sources of funds, offices and offices. Mainly includes: ① People's mass organizations. Such as trade unions, women's federations, student unions, youth leagues, etc. ; ② Social welfare organizations. Such as China Welfare Foundation, China Red Cross Society, Consumers Association and other organizations that hold social welfare undertakings; (3) literary and art work groups. Such as the Federation of Literary and Art Circles, the Dramatists' Association, the Musicians' Association and other groups engaged in literary and artistic work such as literature, fine arts, drama and music; ④ Academic research groups. Such as natural science workers association, social science workers association, medical association and other groups engaged in some specialized academic research; ⑤ Religious groups. Such as Christianity, Catholicism, Buddhism and other groups engaged in religious activities. Social organizations act as litigation agents not in the name of groups, but in the name of people recommended by groups. (4) the person recommended by the party's unit. In order to protect the legitimate rights and interests of its employees, the unit to which the party belongs may recommend one person to represent the party in litigation, but the recommended person as an agent ad litem must be approved and authorized by the party. (5) Other citizens permitted by the people's court. In addition to the above-mentioned personnel, the parties may also entrust friends, colleagues and other people he trusts, and with the permission of the people's court, these people may act as his agents ad litem. Judging from the above situation, there are a wide range of people who can entrust an agent in China, and the parties can choose an agent according to their own situation.