How to check whether the patent is true or false?

If you only mean whether you have a legal patent right, you can determine whether the target patent exists by searching. You need to check the information in the patent description project, including the patentee, address, time and patent name, compare whether the contents of the patent document are consistent with the product, and also check the legal status of the patent.

The official website of China National Intellectual Property Administration, Suppat Patent Search Website, Baiteng. Com, China patent retrieval service platform and other websites can be searched. Among them, China National Intellectual Property Administration's website has the fastest and most comprehensive information update, but it is not as easy to use as the following websites.

You may also need to pay attention to "counterfeit patents" and "counterfeit patents". Baidu will do it.