There are two ways to apply for changing the name, address or other registered items of a trademark registrant: (1) Entrust it to a trademark agency registered with the Trademark Office. (2) Applicants should go directly to the trademark registration hall of the Trademark Office (applicants in Zhongguancun National Independent Innovation Demonstration Zone can also go to the office of the Trademark Office in Zhongguancun National Independent Innovation Demonstration Zone at the administrative office hall on the second floor of Haidian Branch of Beijing Administration for Industry and Commerce, No.9 Daozuomiao, Haidian District, Beijing). Therefore, applying for trademark change should go directly to the Trademark Office. To apply for trademark change in the Trademark Office, you should pay attention to the following: 1. If you change the name or address of a trademark registrant, the trademark registrant should change all its registered trademarks together. 2. After the application for change is submitted, the Trademark Office accepted by the Trademark Office will send the applicant a Notice of Acceptance by mail according to the applicant's address filled in the application. 3. If the change application needs to be corrected, the Trademark Office will notify the applicant in writing by post to make corrections within a time limit according to the applicant's address filled in the application. 4. After the application for change is approved, the Trademark Office will send the applicant a certificate of change by mail according to the address filled in the application. 5. If the application for change cannot be approved for other reasons, the Trademark Office will notify the applicant in writing by mail according to the applicant's address filled in the application. 6. After the trademark change application is approved, the change certificate will only be issued to the representative. If other * * * people need it, they should apply for a replacement certificate. 7. If the applicant entrusts a trademark agency to apply for change, the Trademark Office will not have any correspondence with the applicant directly, and all documents will be sent to the trademark agency. 8. The category of the application shall be filled in according to the international classification approved by the Trademark Registration Certificate. The above is the relevant content of trademark change, and the applicant can prepare the corresponding materials and go to the Trademark Office for processing. Legal subjectivity:

The change of address of a trademark shall be handled by the Trademark Office or by an agency. It takes about 4 to 6 months to complete the trademark change, and the whole process is divided into application, review, announcement and issuance of change certificate. Article 41 of the Trademark Law stipulates that if a registered trademark needs to change the name, address or other registered items of the registrant, an application for change shall be filed.