1, inventor or creator;
2. A patent agency authorized by law. And foreigners, foreign enterprises or other foreign organizations that have no habitual residence or business office in China must entrust them;
3. Other personnel.
legal ground
Article 18 of the Patent Law of People's Republic of China (PRC)
Foreigners, foreign enterprises or other foreign organizations that have no habitual residence or business office in China shall entrust a legally established patent agency to apply for patents and handle other patent affairs in China.
Units or individuals applying for patents and handling other patent affairs in China may entrust a legally established patent agency to handle them.
Patent agencies shall abide by laws and administrative regulations, accept the entrustment of clients, and handle patent applications or other patent affairs; The contents of the client's invention and creation shall be kept confidential, except that the patent application has been published or announced. Specific measures for the administration of patent agencies shall be formulated by the State Council.