Zhuanzhihui-Patent Service Platform will answer your questions:
Patent application process:
1. Confirm the type of patent that needs to be applied for.
2. Search for patents of the same type. You can search independently or entrust an agency to conduct a more comprehensive search.
3. Prepare application documents and submit to enter the application steps.
4. Obtain the acceptance notice.
5. Preliminary review. (If it is an invention patent application, the invention patent application must first undergo a confidentiality review before the preliminary examination. If confidentiality is required, it shall be handled according to confidentiality procedures.
6. Publication stage (specifically refers to invention patent applications).
< p>7. Substantive examination (especially invention patents). Comprehensive examination of whether the patent application has novelty, creativity, practicality and other substantive conditions stipulated in the patent law.8. Authorization stage. Utility models and designs can directly enter the authorization stage after passing the fifth step of review.