2. On the webpage of "China National Intellectual Property Administration Government Service Platform", click "Patent Affairs Service" and click any service items, such as notification and patent certificate issuance.
3. In the pop-up service platform, click "Patent Examination Information Inquiry" to open the China and multinational patent examination information inquiry portal page.
4. Click on the "China and multinational patent examination information inquiry" page, select the public inquiry box, and click Enter.
5. Go to the webpage "Statement of Use" and click "Agree to the above statement". The "Continue" button on the right will change from gray to blue. Sometimes, due to system reasons, you may need to select "Agree to the above statement" several times before the "Continue" button will take effect.
6. Jump to the search page and enter the application number, patent name, applicant, etc. to search. Note that when you enter the application number to search, you don't need to enter the penultimate decimal point of the application number.
7. For example, enter an application number at will, fill in the verification code, and click Query to display the searched items.
8. Click the application number/patent number in the search entry to enter the patent information page. First, you can see the application information, including the legal status of the patent, including information describing the project, applicant, inventor/designer, and information describing the project change (if any).
9. Click "Review Information" to preview the text information of the patent.
10. Click "Fee Information" to inquire about the paid fee, required fee and payment deadline of the patent. This function is very suitable for patent managers.
1 1. Click "Publish Information" and "Publish Announcement" to learn about the legal status and various procedures of the patent and know the status of the patent in real time.