When can I get the real patent number after I get the patent application number?

When the patent right is not granted, you get the application number, and when the patent right is granted, your application number is the patent number. In other words, the application number and patent number are the same. It's just that the name is different before and after authorization. As for the patent certificate, you haven't made your patent type clear, so it's hard to judge. Generally speaking, the authorization time of invention patent is about 3 years, and the authorization time of utility model and design is about 1 year. Patent application number (Patent number) Patent application number (Patent number) refers to the number of the patent granted, according to which the specification of the patent can be found. The patent application number is represented by 12 Arabic numerals. It includes three parts: application year number, application category number and application serial number. From left to right, the number 1-4 in the patent application number indicates the year when the patent application was accepted, the number 5 indicates the type of the patent application, and the number 6- 12 (***7) indicates the serial number of the application, indicating the relative order in which the patent application was accepted. Every Arabic numeral used in the patent application number is decimal.