Home | Newsletter | Help | About us | NewVersion

TitleSummary
Free search of registered Korean patents 1979-98(Free)

SummaryPage

IBM patent server and full text of German Patents

SummaryPage

Questel-Orbit

SummaryPage

Searching multiple patent sources(Partly Free)

SummaryPage

The Beilstein Database and MDL Patent Chemistry Database

SummaryPage

2004 Brian Stockdale Memorial Award (02-25-2004)

SummaryPage

esp@cenet Version 3 Public Preview (07-15-2003)

SummaryPage

Chemical Patents Plus no longer be available(10-25-2002)

SummaryPage

Countries extended at IBM Intellectual Property Network (07-07-2000)

SummaryPage

Derwent Update - GENESEQ FASTALERT(04-10-2000)

SummaryPage

Access Statistics | Software | Papers | Your Comments Best viewed with Internet Explorer 4.0
Copyright © 1998 - 2003
Chinese Academy of Sciences·Institute of Process Engineering
Beijing·China