Sorted patent searching method by IPC

A patent and category technology, applied in the field of patent search by IPC classification, can solve the problems of not being able to find or missing patent documents, and achieve the effect of reducing search time and improving search efficiency

Inactive Publication Date: 2006-08-16
J Z M C INTPROP DATA SCI & TECH
View PDF0 Cites 11 Cited by
  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

This search method usually cannot find other patent classification codes related to the

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View more

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0017] The following preferred embodiment will describe the present invention in detail.

[0018] A method for searching patents by using IPC classification, comprising the following steps:

[0019] 1) Provide an electronic version of the IPC classification, which can be in various languages ​​and versions. According to the characteristics of IPC classification, the database is established in the form of department, major category, subcategory, major group, and small group. Each IPC classification record retrieved can be expressed in various ways, for example, in the following ways:

[0020] Division / category / subcategory / large group / group (interpretation of the department) ●(interpretation of the major category) ●(interpretation of the subcategory) ●(interpretation of the major group) ●(interpretation of the small group); for example:

[0021] "B21D051 / 26 (work; transport) (substantially non-cutting machining or treatment of metal sheets or tubes, bars or profiles; stamping) ...

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to view more

PUM

No PUM Login to view more

Abstract

A patent searching method by IPC, the characteristics consist of the following steps: set up an IPC classification database, search the IPC class of the IPC classification database by key words; filtrate the correlative IPC class according to the searching result; search the correlative patent by the filtrated IPC class. It also includes the steps: set up the word-base of the approximate word and thesaurus, use the keyword to index the approximate word and thesaurus, then use the key word and its the approximate word and thesaurus to index the IPC class in the IPC classification database, amalgamate the index results.

Description

technical field [0001] The invention relates to a data retrieval method, in particular to a method for searching patents by using IPC classification. Background technique [0002] According to the "Strasbourg Agreement on the International Patent Classification" concluded in 1971 and entered into force in 1975, the International Patent Classification (IPC) was formulated. Used to search and query patent information in all technical fields. In order to meet the needs of technological development, IPC is basically revised every five years. Recently, WIPO released the latest version of the Eighth Edition of the International Patent Classification (IPC) in English and French on its website, which will come into force on January 1, 2006. The International Patent Classification, which has been revised many times, contains a huge amount of information. Taking the seventh edition as an example, there are about 69,000 groups. [0003] Due to the complexity of the patent classifica...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to view more

Application Information

Patent Timeline
no application Login to view more
IPC IPC(8): G06F17/30
Inventor 余明伟王志达
Owner J Z M C INTPROP DATA SCI & TECH
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Try Eureka
PatSnap group products

Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic.

© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap