To inquire about design patents, you need to log in to the Chinese and multinational patent inquiry website of the Patent Office of the State Intellectual Property Office under the State Administration for Market Regulation. Its website address is: cpquery.sipo.gov.cn.
The query steps are as follows.
The first step is to log in to cpquery.sipo.gov.cn.
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Click "Click to Enter" under Public Inquiry .
In the second step, click "Accept the above statement" and click "Continue".
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The third step, directly enter the patent application number , note Do not enter the second-to-last decimal point, and then enter the "verification code", which is the result of the mathematical calculation displayed on the right. Click "Query" to display the results.
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In addition to the above query method, you can also not enter the patent For the application number, directly enter the applicant's name or company's full name in the "Applicant" column, enter the "Verification Code", and click Query to display all the patents applied for by the applicant.
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As shown above, search for "Han Qiujun" and it will be displayed of Screenshot of some results.