Method 1: The Trademark Office inquires about "China Trademark Network" in official website.
Inquiry method: China Trademark Network: /trade/index.jsp Click on the trademark status inquiry, enter the application number, and inquire about the existence and corresponding category of the application number.
Method 2: If the trademark application is entrusted by an agency, the name of the agency will be found in the lower left corner of the acceptance letter. Please check whether the name of the entrusted agency is consistent with the name on the bid-winning notice.
Method 3: Inquire in the registration hall of the Trademark Office.
1. The inquirer fills in the inquiry form after trademark application in the inquiry window of the trademark registration hall, and submits the acceptance notice or the copy of the paid trademark fee invoice and the trademark pattern. Inquiries about the handling of applications for change, renewal, transfer and replacement shall also indicate the registration number of the original trademark.
2. Within three working days from the day after the Trademark Office accepts the trademark inquiry, the inquirer can go to the trademark registration hall to get the inquiry results; If the result is not found within three days, the Trademark Office shall notify the inquirer by letter after finding the result.
Method 4: Write to the Trademark Office for enquiry.
1. Submit a copy of the bid-winning notice, or a copy of the invoice and trademark pattern that have paid the trademark fee, and indicate the inquiry item, enterprise name, contact person and mailing address in the letter, and affix the official seal. Inquiries about the handling of applications for change, renewal, transfer and replacement shall also indicate the registration number of the original trademark.
Please send your letter to the General Office of the Trademark Office of the State Administration for Industry and Commerce, No.8 Sanlihe East Road, Xicheng District, Beijing, with the postal code 100820, and please indicate the words "trademark inquiry" on the envelope.
2. After finding out the result, the Trademark Office shall promptly notify the inquirer.