中文    English

›› 2014, Vol. 26 ›› Issue (4): 117-120.doi: 10.13998/j.cnki.issn1002-1248.2014.4.030

• Information education • Previous Articles     Next Articles

Comparative Study on Retrieval Ability of Foreign Patents of Three Patents data-bases:SooPAT, 5ipatent and CNKI

WANG Li-jie   

  1. Library, South China University of technology, Guangzhou, 510641, China
  • Received:2013-11-08 Online:2014-04-05 Published:2014-06-06

Abstract: Patent is very important part of science discovery. In recent years, because of globalization, there is an increasing demand on the foreign patents in china. In this paper, the comparison of three Chinese patents data-bases: SooPAT, 5ipatent and CNKI in retrieval ability of foreign patents is researched, which is divided into three aspects: patents coverage, retrieval ways and retrieval results.

Key words: Domestic data-bases

CLC Number: 

  • G254.92
【1】陆萍.专利数据库USPTO、esp@cenet、DII的比较分析.情报科学,2006,24(9):1348-1351.
【2】文庭孝,杨忠,刘璇.基于专利计量分析的湖南省专利战略研究.情报理论与实践,2012,35(1):58-64.
【3】欧洲专利局数据库.http://worldwide.espacenet.com/advancedSearch?locale=en_EP.
【4】SooPAT专利搜索.http://www.soopat.com/.
【5】5ipatent佰腾网.http://www.5ipatent.com/.
【6】海外专利摘要数据库(知网版)..http://epub.cnki.net/kns/brief/result.aspx?dbprefix=SOPD.
【7】美欧共建CPC专利分类体系已达成合作协议..http://www.cnipr.com/news/gwdt/201102/t20110209_125597.html.
No related articles found!
Viewed
Full text


Abstract

Cited

  Shared   
  Discussed   
No Suggested Reading articles found!