The patent number is the number given when the patent right is granted, and it is a submission number. After the patent applicant applies for and obtains the patent right, China National Intellectual Property Administration will display the patent number on the patent certificate issued, in the format of ZL (patent initials)+application number.

The latest patent application number issued on June 65438+1 October1day, 2003 is numbered in the form of *** 12 digits, plus a decimal point, and the format is as follows:

Application year number+patent application type+application sequence number+computer check bit.

The first four digits indicate the application year, and the fifth digit indicates the application type:

1= application for invention patent;

2= utility model patent application;

3= application for patent for design;

8= PCT invention patent application entered the national stage in China;

9= PCT utility model patent application entered the national stage in China.

After the decimal point is the computer parity bit.

Such as ZL 201210196509.9.

Extended data

Patent application conditions:

According to the Patent Law of People's Republic of China (PRC)

Article 22 An invention or utility model that has been granted a patent right shall be novel, creative and practical.

Novelty means that the invention or utility model does not belong to the prior art; Before the filing date, no unit or individual filed an application for the same invention or utility model with the administrative department for patent in the State Council, and it was recorded in the patent application documents published or announced after the filing date.

Creativity means that compared with the prior art, the invention has outstanding substantive features and remarkable progress, and the utility model has substantive features and progress.

Practicality means that the invention or utility model can be manufactured or used and can produce positive effects.

The existing technology mentioned in this law refers to the technology known to the public at home and abroad before the date of application.

Article 23 A design that has been granted a patent right does not belong to an 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.

Article 24 An invention-creation applying for a patent shall not lose its novelty in any of the following circumstances within six months before the date of filing:

(1) It was exhibited for the first time at an international exhibition sponsored or recognized by the China Municipal Government;

(2) It was first published at a specific academic conference or technical conference;

(3) Others disclose the contents of the application without the consent of the applicant.

Article 25 No patent right shall be granted to the following projects:

(1) scientific discoveries;

(2) rules and methods of intellectual activities;

(3) Methods of diagnosis and treatment of diseases;

(4) Species of animals and plants;

(5) substances obtained by nuclear transformation;

(six) the design of the pattern, color or the combination of the two.

The production method of the products listed in Item (4) of the preceding paragraph may be granted a patent right in accordance with the provisions of this Law.

Baidu encyclopedia-patent number

China National Intellectual Property Administration-Patent Search