To apply for a patent for design, a request, a design picture or photograph, a brief description and other documents shall be submitted.
Patent application documents can be written by the applicant himself or by others.
According to the Patent Law, the examination and approval procedure of an application for a patent for invention includes five stages: acceptance, preliminary examination, publication, actual examination and authorization. The application for a patent for utility model or design does not undergo early publication and substantive examination in the examination and approval, and there are only three stages: acceptance, preliminary examination and authorization.
The flow chart of patent application and examination for invention, utility model and design is as follows: