? 2. Review stage. After submitting the relevant information, the Patent Office conducts a preliminary examination and directly authorizes it, or the applicant resubmits the relevant information according to the statement or correction;
? 3. Authorization stage. After the patent has passed the examination, it shall go through the patent registration formalities in time and pay the patent registration fee, annual fee, printing fee and stamp duty to ensure the correct issuance of the patent certificate. This time, if the applicant does not want to have a certificate, he can also transfer and trade quickly through the patent trading platform.