Legal analysis: 1. Open the computer browser, search or enter the website to enter the official website of China National Intellectual Property Administration. Website:; 2. After entering the website, click "Patent Examination Information Inquiry" under the patent column on the right side of the webpage to enter the "China and Transnational Patent Examination Information Inquiry" page; 3. Click "Public User Registration" under "Public Inquiry" and fill in the corresponding information; 4. After the registration is completed, return to the "China and Transnational Patent Examination Information Inquiry" page, log in to the "Public Inquiry" on the right, fill in the account number and password, click the random verification code to log in, and enter the following page; 5. Click "Agree to the above statement" and "Continue" in turn to enter the "Case Information Inquiry" page, and enter any information and verification code/patent number in "Application Number". ","name of invention "or" applicant "; 6. Click on "Expense Information" at the bottom left. If the following legend appears ("Payment Information" is blank, and there is only one application fee under "Payment Information"), it means that it is under review and is not authorized; 7. If the legend below ("Payable Information" or "Paid Information" shows the information of annual fee and stamp duty, it means that you have been authorized to pay the annual patent fee and stamp duty as required, and you can obtain an official special certificate for a period of time.
Legal basis: the design granted the patent right in Article 23 of the Patent Law of People's Republic of China (PRC) does not belong to the existing design; Before the filing date, no unit or individual has filed an application with the patent administration department of the State Council for the same design, and it is recorded in the patent documents published after the filing date. Compared with the existing design or the combination of existing design features, the patented design should have obvious differences. A design that has been granted a patent right shall not conflict with the legal rights that others have obtained before the date of application. Existing designs as mentioned in this Law refer to designs known to the public at home and abroad before the date of application.