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Extract from the Register of European Patents

EP About this file: EP1020218

EP1020218 - COMPOSITE REVERSE OSMOSIS MEMBRANE AND PROCESS FOR PREPARING THE SAME [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  26.03.2004
Database last updated on 15.06.2024
Most recent event   Tooltip16.10.2009Change - representativepublished on 18.11.2009  [2009/47]
Applicant(s)For all designated states
NITTO DENKO CORPORATION
1-2, Shimo-hozumi 1-chome Ibaraki-shi
Osaka 567-8680 / JP
[N/P]
Former [2000/29]For all designated states
NITTO DENKO CORPORATION
1-2, Shimohozumi 1-chome
Ibaraki-shi, Osaka 567-8680 / JP
Inventor(s)01 / HIROSE, Masahiko
203-11, Ryousenji, Ritto-cho
Kurita-gun, Shiga 520-3035 / JP
02 / ITO, Hiroki
8-31, Shibukawa 2-chome
Kusatsu-shi, Shiga 525-0026 / JP
03 / OHARA, Tomomi
3-8, Oji 2-chome
Kusatsu-shi, Shiga 525-0032 / JP
[2000/29]
Representative(s)Koepe, Gerd L., et al
Koepe & Partner
Patentanwälte
Postfach 86 02 45
81629 München / DE
[N/P]
Former [2009/47]Koepe, Gerd L., et al
Koepe & Partner Robert-Koch-Strasse 1
80538 München / DE
Former [2001/49]Koepe, Gerd L., Dipl.-Chem., et al
Koepe, Fiesser & Partner, Radeckestrasse 43 EG
81245 München / DE
Former [2000/29]Koepe, Gerd L., Dipl.-Chem., et al
Blumbach, Kramer & Partner GbR, Patentanwälte, Radeckestrasse 43
81245 München / DE
Application number, filing date98929777.529.06.1998
[2000/29]
WO1998JP02954
Priority number, dateJP1997017690402.07.1997         Original published format: JP 17690497
[2000/29]
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO9901208
Date:14.01.1999
Language:EN
[1999/02]
Type: A1 Application with search report 
No.:EP1020218
Date:19.07.2000
Language:EN
The application published by WIPO in one of the EPO official languages on 14.01.1999 takes the place of the publication of the European patent application.
[2000/29]
Type: B1 Patent specification 
No.:EP1020218
Date:21.05.2003
Language:EN
[2003/21]
Search report(s)International search report - published on:JP14.01.1999
(Supplementary) European search report - dispatched on:EP31.07.2000
ClassificationIPC:B01D71/56, B01D69/12, B32B5/18, B32B27/34
[2000/29]
CPC:
B01D69/02 (EP,US); B01D71/56 (EP,KR,US); B01D69/125 (EP,US);
B32B27/34 (EP,US); Y10T428/249987 (EP,US); Y10T428/249991 (EP,US);
Y10T428/249992 (EP,US) (-)
Designated contracting statesDE,   FR,   GB,   IT [2000/29]
TitleGerman:ZUSAMMENGESETZTE UMKEHROSMOSEMEMBRAN UND VERFAHREN ZU IHRER HERSTELLUNG[2000/29]
English:COMPOSITE REVERSE OSMOSIS MEMBRANE AND PROCESS FOR PREPARING THE SAME[2000/29]
French:MEMBRANE COMPOSITE D'OSMOSE INVERSE ET PROCEDE DE PRODUCTION[2000/29]
Entry into regional phase20.01.2000Translation filed 
20.01.2000National basic fee paid 
20.01.2000Search fee paid 
20.01.2000Designation fee(s) paid 
20.01.2000Examination fee paid 
Examination procedure18.11.1998Request for preliminary examination filed
International Preliminary Examining Authority: JP
20.01.2000Examination requested  [2000/29]
30.10.2001Despatch of a communication from the examining division (Time limit: M04)
27.02.2002Reply to a communication from the examining division
24.10.2002Communication of intention to grant the patent
20.02.2003Fee for grant paid
20.02.2003Fee for publishing/printing paid
Opposition(s)24.02.2004No opposition filed within time limit [2004/20]
Fees paidRenewal fee
30.06.2000Renewal fee patent year 03
29.06.2001Renewal fee patent year 04
25.06.2002Renewal fee patent year 05
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Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Documents cited:Search[XD]US4277344  (CADOTTE JOHN E) [XD] 1-6* column W *;
 [X]US4340480  (PALL DAVID B [US], et al) [X] 1-5 * column 8, line 38 - line 46 * * column 9, line 42 - column 10, line 51 * * claims 1-30 *;
 [X]EP0316525  (DOW CHEMICAL CO [US]) [X] 1-6 * the whole document *;
 [XD]US4872984  (TOMASCHKE JOHN E [US]) [XD] 1-6 * column W *
International search[X]JPS59132905  (ALIGENA AG);
 [X]JPS6146203  (NITTO ELECTRIC IND CO);
 [A]JPS62269705  (ALIGENA AG)
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.