1. Confirm the type of patent application;
2, search the same type of patent, you can search independently, you can also entrust an agency to conduct a more comprehensive search;
3. Prepare application documents and submit them to the application step;
4. get the admission notice;
5. Preliminary inspection. Where there is an application for a patent for invention, the application for a patent for invention shall be examined in confidentiality before the preliminary examination. Need to be kept confidential, according to the confidentiality procedures;
6, the publication stage, especially the invention patent application stage;
7, substantive examination, especially the invention patent. 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.