1. The materials submitted are in compliance with the law. Materials include requests, pictures or photographs of designs, brief descriptions of designs, etc.
2. The procedure is legal, that is, after application, 18 months of preliminary examination, authorization and other procedures;
3. Subject qualification;
4. Other conditions.
legal ground
Article 27 of the patent law
To apply for a patent for design, a request, a picture or photograph of the design, a brief description of the design and other documents shall be submitted.
The relevant pictures or photographs submitted by the applicant shall clearly indicate the design of the product for which patent protection is required.
Article 34
After receiving an application for a patent for invention, the administrative department for patent in the State Council, after preliminary examination, finds that it conforms to the provisions of this Law, and shall publish it immediately after 18 months from the date of application. The patent administration department of the State Council may publish its application at an early date upon the request of the applicant.
Article 40
If the application for a patent for utility model or design is not found rejected after preliminary examination, the administrative department for patent in the State Council shall make a decision to grant the patent right for utility model or design, issue the corresponding patent certificate, and register and announce it at the same time. The patent right for utility model and the patent right for design shall take effect as of the date of announcement.