There is already a patent acceptance notice (application number or patent number). How can I check its public or authorized status?

1. First, search for "China people * * * and China National Intellectual Property Administration" official website in Baidu, and click to enter, as shown in the figure below.

2. Click in and you will see the contents of the home page, and then click "Patent Announcement Inquiry", as shown in the figure below.

3. Click "Patent Announcement Inquiry", and then click the following URL to enter the corresponding page, as shown in the figure below.

4. Enter the corresponding patent name in the "Announcement Query" box to get the corresponding query result, as shown in the figure below.