To apply for a patent, you must submit necessary application documents to the State Intellectual Property Office in accordance with regulations. The application documents can be submitted directly to the State Intellectual Property Office’s acceptance office and agencies, or they can be registered and mailed to the State Intellectual Property Office. You can entrust an agency to handle it.

To apply for an invention or utility model patent, you must submit a request, description, claims, abstract of the description, necessary drawings and other documents.

To apply for a design patent, you should submit a request, pictures or photos of the design, a brief description and other documents.

Patent application documents can be written by the applicant himself or entrusted to be written by others.

The application and review flow chart for invention, utility model and design patents is as follows: