??(Patent)?????(Intellectual Property)?????????? - PowerPoint PPT Presentation

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??(Patent)?????(Intellectual Property)??????????

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Title: The Information Retrieval in Environmental Science Author: xiaoxin Last modified by: xiaoxin Created Date: 10/26/2003 8:17:35 AM Document presentation format – PowerPoint PPT presentation

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Title: ??(Patent)?????(Intellectual Property)??????????


1
????
  • ??(Patent)?????(Intellectual Property)??????????
  • ?????????????????????????????????,????????????????
  • ???????????????????????(??????)??????????
  • ?????? (??)
  • ?????????????????????????
  • ????????????????????????????????????
  • ????????????????????????????????????????????
  • ????????????, ???, ????
  • ??????????(???)????????(??????????20?,?????????10?
    )?

2
????(?)
  • ????
  • ??????????????????????????????????????????
  • ?????????????????????????????????????
  • ?????
  • ?CN1030011A
  • CN????
  • 1???? 1----????
  • 2----??????
  • 3----??????
  • A ?????? A----????????
  • B----????????
  • C----????????
  • U-----??????????
  • Y-----??????????
  • S-----??????????
  • ????8/2/3/5 ,?12/4/5/7

3
????(?2)
  • ?????????????,?????,????????????????????????????
    ????(??)?????????????
  • ???????(IPC??)
  • A??????????
  • B?????????
  • C?????????
  • D?????????
  • E?????????
  • F????????????????????
  • G??????
  • H??????

4
http//www.sipo.gov.cn/sipo/zljs/default.htm
5
  • ?????????????????????
  • 1 ???????????,
  • 2 ??
  • ??????????

6
http//www.cnpat.com.cn/search.asp
7
http//www.cnipr.com/
8
http//www.patent.com.cn/
9
WIPO?????????http//www.wipo.int/
10
??????????????http//ep.espacenet.com/
11
???????
12
????????????????http//www.uspto.gov/patft/index.
html
13
?????Titanium dioxide IN TITLE AND
photocataly IN TITLE ??????MM/DD/Y
YYY ??????11/1/1997-gt12/30/1997
????1997?11?1??1997?12?30????????????
14
??????????????http//www.ipdl.jpo.go.jp/homepg_e.
ipdl
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