Patent documents refer to various forms of patent specifications. Secondary patent documents, that is, patent documents, patent names, patent indexes and official publications of various patent affairs published by the Patent Office, mainly refer to patent bulletins and patent indexes. Patent classification data is a tool to classify and retrieve patent documents according to the theme of invention technology, namely patent classification table, classification table and classification table index. Patent specification is the main body of patent literature, and its main functions are: first, to disclose technical information; The second is to limit the scope of patent rights. When any patent information user searches for patent documents, what he finally wants to obtain is the full-text patent documents. Only in the patent specification can we find all the technical information of the patent application and the accurate legal information of the patent protection scope.
The contents of patent specifications in various countries gradually tend to be consistent, forming a fixed format, which can generally be divided into three parts:
(1) Home Page-Patent Document Description Project
Descriptions of patent documents include the characteristics of all patent information, and have the characteristics of expressing legal information, such as patent applicant (or patentee), application date, application disclosure date, examination announcement date, patent approval authorization date, etc. With the characteristics of patented technical information, such as the name of the invention, the summary of the technical content of the invention, representative drawings or chemical formulas, etc. Priority abstract, as well as representative drawings or chemical formulas. For the priority application, there is also the priority application date, application number and application country.
In order to make it easier for the public to understand the patent document description project and computer management, ICIREPAT of Paris Union has formulated the Unified Code (INID) for the patent document description project. The code is represented by two Arabic numerals enclosed in circles or brackets, and is introduced as follows:
Please click to enter the picture description (maximum 18 words).