how does the trademark agency handle the change procedures? Where a trademark agency engages in the agency business of trademark matters under the charge of the Trademark Office and the Trademark Review and Adjudication Board, it shall file with the Trademark Office. So what is the trademark agency's handling of the change procedures? Trademark agency goes through the formalities of change. After going through the formalities of change according to law, the trademark agency should go through the formalities of change of relevant agency information at the Trademark Office of the State Administration for Industry and Commerce in time. If the trademark agency is slow to notify, it will bear the legal consequences arising therefrom. Trademark agencies go through the formalities of change: 1. To change the name information, the following documents must be submitted: a. Application for change of name; B the original certificate of change issued by the registration authority, or a copy of the enterprise change file stamped with the seal of the registration authority; C a copy of the changed business license (affixed with the seal of the company). 2. The following documents must be submitted for the change of residence information: a. Application for change of residence; B valid legal documents and photocopies that can prove the change of residence (including the original business license or the certificate of the registration authority or the notarized copy of the business license, etc.). 3. The following documents must be submitted if the contact number is changed: a. Application for change; B a copy of the business license stamped with the official seal of the unit. 4. To change other information, the following documents must be submitted: a. Application for change; B a copy of the business license stamped with the official seal of the unit.