1, you can check it on the website of the State Patent Office.
2. Enter the patent number in the query column to query the legal status of the patent, and you can see what status the patent is in.
3, utility model and appearance patent can only be found after authorization.
4. The patent number is the number given when the patent right is granted, and it is a submission number.
Article 3 of the Patent Law stipulates that the patent administrative department of the State Council is responsible for the management of patent work throughout the country; Accept and examine patent applications in a unified manner and grant patent rights according to law. The departments for patent administration under the people's governments of provinces, autonomous regions and municipalities directly under the Central Government shall be responsible for patent administration within their respective administrative areas.