On the right side of the home page of the State Intellectual Property Office website, there is a "China Patent Query System". After clicking this icon to enter, you have two options: 1. Log in to the "Electronic Application Registration User Query" to view the review information of all your patent applications submitted by electronic application. 2. If you are not a registered user of electronic application or are not checking your own patent, click "Public Inquiry" to enter the system, enter the application number according to the prompts, click the "Query Button", and then click "Case Status" in "Basic Information".
Legal basis
"Patent Law of the People's Republic of China".