The specific steps are as follows:
1, open Baidu search "China National Intellectual Property Administration" and click to enter official website;
2. After entering official website, click Login in the upper left corner. If you don't have an account, you can register one directly. Then slide the mouse down, and the "patent" column will appear at the lower right. Click to select "patent search";
3. After clicking on the website, you will be prompted: Please read and thoroughly understand this statement before using all the functions of this system. Then you read the statement carefully and feel that there is no problem, then click "agree";
4. After entering the page, click and select "Patent Search" and click "Patent Search" directly. You don't need to click on the following content, just click and enter the keyword of the patent you want to query.