Legal analysis: 1. If you need to change the name or address, you should fill out the "Application Form for Changing the Name/Address of the Trademark Applicant/Registrant". If the trademark registrant or applicant applies to change the name and address at the same time, Just fill in an application form;

2. If you need to delete the registered trademark or the goods or services in the registration application, you should fill in the "Application Form for Deletion of Goods/Services", but you cannot delete the goods or services. Or add qualifying or modifying words to the service items;

3. If you need to change the trademark agent, you should fill in the "Application for Change of Trademark Agent";

4. If the registration document is found Or if there are errors in the application documents that need to be corrected, the "Application Form for Correction of Trademark Application/Registration Matters" should be filled out. The errors that need to be corrected here are limited to individual text errors in the application documents.

Legal basis: "Trademark Law of the People's Republic of China"

Article 41 If a registered trademark needs to change the name, address or other registration matters of the registrant, it shall File a change request.

Article 42 If a registered trademark is transferred, the transferor and the transferee shall sign a transfer agreement and submit applications to the Trademark Office at the same time. The transferee shall ensure the quality of the goods using the registered trademark.

When transferring a registered trademark, the trademark registrant shall transfer all similar trademarks registered on the same goods, or identical or similar trademarks registered on similar goods.

For transfers that are likely to cause confusion or have other adverse effects, the Trademark Office will not approve the transfer and will notify the applicant in writing and explain the reasons.

After the transfer of a registered trademark is approved, it will be announced. The assignee shall enjoy the exclusive right to use the trademark from the date of announcement.