Does the property right number include d?

Legal analysis: Patent documents need to be numbered by the process department of China National Intellectual Property Administration when submitting the application, made public at an early stage and made an authorization announcement, and related published documents should be processed to form patent documents.

Numbering rules of application number: application year (4 digits AD year)+application type (1 digit Arabic numeral)+serial number (7 digits Arabic numeral)+decimal point+check bit (1 digit Arabic numeral or x).

The application type of the application number: 1 stands for invention, 2 stands for utility model, 3 stands for design, 8 stands for China international application for invention patent, and 9 stands for China international application for utility model patent.

China country code (CN)+ application type (1 digit)+serial number (8 digits)+patent document type identification code (1 digit, or 1 digit).

Patent document type identification code, 1 or 2 digits, in which a means announcement of application for a patent for invention (including title page correction and full text correction), b means announcement of authorization for invention patent (including title page correction and full text correction), c means announcement of invalidation for invention patent, u means announcement of authorization for utility model patent (including title page correction and full text correction), y means announcement of invalidation for utility model patent and s means announcement of design patent.

Legal basis: People's Republic of China (PRC) Patent Law.

Article 7 No unit or individual may suppress an inventor or designer's application for a patent for non-service invention-creation.

Article 8. Unless otherwise agreed, the right to apply for a patent belongs to an invention-creation completed in cooperation with two or more units or individuals, or an invention-creation entrusted by other units or individuals. After the application is approved, the applicant unit or individual shall be the patentee.

Article 9 Only one patent right can be granted for the same invention-creation. However, if the same applicant applies for a patent for utility model and a patent for invention at the same time on the same day, and the patent for utility model obtained earlier has not been terminated, and the applicant abandons the patent for utility model, the patent for invention may be granted.

Where two or more applicants apply for a patent for the same invention-creation, the patent right shall be granted to the first applicant.