1. Determine the entrustment relationship
2. Write and review patent application documents
3. Customer confirmation
4. Report to the Patent Office Submit the application
5. Preliminary examination by the Patent Office
6. The examiner issues a notice of examination opinion or direct authorization
7. Patent agent’s reply or modification
p>8. Patent Office decision (authorization or rejection)
9. If authorized: pay the authorization fee and receive the certificate; if rejected: apply for review and further prosecution in court