What is the patent application number? What is the specific meaning of the patent application number?

What is the patent application number? What is the specific meaning of the patent application number? When a patent applicant submits a patent application in China National Intellectual Property Administration, China National Intellectual Property Administration will issue a notice of accepting the patent application and give the patent application number. What is the patent application number? What is the specific meaning of the patent application number? The patent application number is represented by 12 digits, including the 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. Year of application The year number in the patent application number adopts the year of AD, for example, 2004 indicates that the year of patent application acceptance is AD 2004. Application category number The application category number in the patent application number is represented by 1 digit, and the meaning of the digits used is as follows: 1 stands for invention patent application; 2 represents an application for a patent for utility model; 3 represents an application for a patent for design; 8 denotes the PCT invention patent application that entered the national stage in China; 9 denotes the PCT utility model patent application that entered the national stage in China. The meaning of other Arabic numerals not included in the above-mentioned application category number when used as category number shall be stipulated separately by China National Intellectual Property Administration. Application serial number The application serial number in the patent application number is represented by 7 consecutive digits, and is generally used in ascending order, for example, starting from 000000 1 and increasing in turn until 999999. The application serial number in the patent application number of each natural year is rearranged, that is, from 65438+1 October1every year, the application serial number in the newly issued patent application number is rearranged from 00000 1 instead of the application serial number used in the previous year. What is the patent application number? What is the specific meaning of the patent application number? Bian Xiao answered this question here. If you have more questions about patents, you can continue to pay attention to Bajie Intellectual Property or contact us by phone.