The method is as follows:
The first step is to log in to cpquery.sipo.gov.cn. Click "Click to enter" under "Public * * * Query".
Step 2: Click "Agree with the above statement" and then click "Continue".
Step 3, enter the query page.
Step 3: Enter the name of the patent to be queried in the column of "Invention Name", such as "Bicycle", then enter the result calculated according to the prompt on the right in the column of "Verification Code" and click "Query".
The fourth step is to list all the patents named "Bicycle".
Besides cpquery.sipo.gov.cn, a patent inquiry website, Runtong Patent Search is also recommended. This website provides txt files and supports fuzzy queries.
For example, query the design patent related to "bicycle".
Step 1: Log in to Runtong (www.rainpat.com).
The second step is to list "Bicycle" in the column of "China Patent".
Step 3, click "Run" and all the 8 19 1 1 patents on the bicycle will be listed.
In addition, soopat.com and other websites also support patent fuzzy query.