1. Go to the patent search website of the State Intellectual Property Office: /sipopublicsearch/search/searchHomeIndex.shtml This address has been repeatedly verified and available.
2. First register an account for free. After logging in, select the search tab, such as table search, based on the search conditions, such as patent number/application number, patentee, inventor, address, announcement number, patent Search domestic and foreign patent documents by name and other information,
3. Click the link "View Document Details" for the selected patent document
4. For registered accounts, log in and search You can see the "Download Document" button in the menu bar above. After clicking it, fill in the verification code correctly in the pop-up window and click the "Download" button. You can rewrite the download and save address.
5. But the National Bureau The website is usually heavily congested, and often there is no content after downloading and the download cannot be successful, and the website cannot be downloaded successfully using general download tools, so it is not recommended to use this website to download documents. Some commonly used private websites are easier to use, such as www.soopat.com. You can register for free and search easily, and you can download the full text at once.