All patents were applied in China National Intellectual Property Administration. You can apply independently or entrust an agency to apply.

Patent application process:

1. Confirm the type of patent application.

2. Search for the same type of patent, you can search independently, or you can entrust an agency to conduct a more comprehensive search.

3. Prepare the application documents and submit them to the application step.

4. get the admission notice.

5. Preliminary review. (In the case of an application for a patent for invention, the application for a patent for invention must be examined in a confidential manner before preliminary examination. If confidentiality is required, it shall be handled in accordance with the confidentiality procedures.

6. Publishing stage (especially invention patent application).

7. Substantive examination (especially invention patents). To conduct a comprehensive review of whether the patent application is novel, creative, practical and other substantive conditions stipulated in the patent law.

8. Authorization stage. After the utility model and design pass the fifth step of examination, they can directly enter the authorization stage.

Material preparation:

1. To apply for a patent for invention, the application documents shall include: the request for a patent for invention, the abstract, the appended drawings of the abstract (if applicable), the specification, the claims and the appended drawings of the specification (if applicable) in duplicate.

2. To apply for a patent for utility model, the application documents shall include: the request for a patent for utility model, the abstract, the appended drawings of the abstract (if applicable), the specification, the claims and the appended drawings of the specification in duplicate.

3. To apply for a patent for design, the application documents shall include: a request for a patent for design, pictures or photographs (color pictures or photographs shall be submitted if color protection is required) and a brief description of the design in duplicate. If pictures are submitted, two copies shall be pictures; If photos are submitted, two copies are photos, and pictures or photos shall not be mixed.