1. Submit the declaration of description item change to China National Intellectual Property Administration (downloaded by official website, National Information Bureau).
2. Pay the filing fee for project change, 200 yuan.
3. Submit the certification documents for the change of the recorded items: If the inventor requests the change due to omission or wrong filling, it shall submit the certification documents signed or sealed by all applicants (or patentees) and all inventors before the change.
In addition, if a patent certificate has been obtained, the name on the certificate cannot be changed, and the National Information Bureau will not reissue the certificate. So please replace it as soon as possible.
After the authorization announcement, the certificate will be received in about 1-2 months, depending on the speed of the post office.
In addition, if the patent office has issued a certificate after authorization, it cannot be changed. If it is changed when the authorization notice is issued, the authorization time will be delayed.