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Extract from the Register of European Patents

EP About this file: EP0486934

EP0486934 - Ion exchange fibers and method for manufacturing the same [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  21.05.1999
Database last updated on 02.11.2024
Most recent event   Tooltip21.05.1999No opposition filed within time limitpublished on 07.07.1999 [1999/27]
Applicant(s)For all designated states
Daiwaboseki Co., Ltd.
6-8, Kyutaromachi 3-chome, Chuo-ku Osaka-shi
Osaka / JP
[1995/16]
Former [1992/22]For all designated states
DAIWABO CREATE CO., LTD.
3-7, Tosabori 1-chome, Nishi-ku
Osaka-shi, Osaka-fu 550 / JP
Inventor(s)01 / Takai, Yousuke
Harima-kenkyusho, 887 Komiya, Harima-cho
Kako-gun, Hyogo-ken 675-01 / JP
[1992/22]
Representative(s)Kador & Partner Part mbB
Corneliusstraße 15
80469 München / DE
[N/P]
Former [1992/22]Kador & Partner
Corneliusstrasse 15
D-80469 München / DE
Application number, filing date91119365.413.11.1991
[1992/22]
Priority number, dateJP1990031371619.11.1990         Original published format: JP 31371690
[1992/22]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0486934
Date:27.05.1992
Language:EN
[1992/22]
Type: A3 Search report 
No.:EP0486934
Date:09.12.1992
Language:EN
[1992/50]
Type: B1 Patent specification 
No.:EP0486934
Date:15.07.1998
Language:EN
[1998/29]
Search report(s)(Supplementary) European search report - dispatched on:EP20.10.1992
ClassificationIPC:D01F6/24, D01F8/10, D01F11/06
[1992/22]
CPC:
D01F8/10 (EP,US); D01F11/06 (EP,US); D01F6/24 (EP,US);
Y10T428/2913 (EP,US); Y10T428/2929 (EP,US)
Designated contracting statesBE,   CH,   DE,   FR,   GB,   IT,   LI,   NL [1992/22]
TitleGerman:Ionenaustauscherfasern und Verfahren zur Herstellung derselben[1992/22]
English:Ion exchange fibers and method for manufacturing the same[1992/22]
French:Fibres échangeuses d'ions et procédé pour leur fabrication[1992/22]
Examination procedure13.01.1993Examination requested  [1993/11]
21.12.1995Despatch of a communication from the examining division (Time limit: M06)
09.05.1996Reply to a communication from the examining division
28.08.1997Despatch of communication of intention to grant (Approval: No)
08.10.1997Despatch of communication of intention to grant (Approval: later approval)
06.11.1997Communication of intention to grant the patent
04.02.1998Fee for grant paid
04.02.1998Fee for publishing/printing paid
Opposition(s)16.04.1999No opposition filed within time limit [1999/27]
Fees paidRenewal fee
30.11.1993Renewal fee patent year 03
29.11.1994Renewal fee patent year 04
27.11.1995Renewal fee patent year 05
27.11.1996Renewal fee patent year 06
28.11.1997Renewal fee patent year 07
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Documents cited:Search[Y]JP62034906  ;
 [YP]JP3249265  ;
 [Y]JP63122709  ;
 [Y]EP0029654  (UNIROYAL INC [US])
 [Y]  - DATABASE WPIL Section Ch, Week 8712, Derwent Publications Ltd., London, GB; Class A, AN 87-083456 & JP-A-62 034 906 (JAPAN SYNTHETIC RUBBER) 14 February 1987, & JP62034906 A 19870214
 [YP]  - PATENT ABSTRACTS OF JAPAN vol. 16, no. 43 (C-907)4 February 1992 & JP-A-32 49 265 ( DAIWABOU KURIEITO KK ) 7 November 1991, & JP3249265 A 19911107
 [Y]  - DATABASE WPIL Section Ch, Week 8827, Derwent Publications Ltd., London, GB; Class A, AN 88-186166 & JP-A-63 122 709 (JAPAN SYNTHETIC RUBBER) 26 May 1988, & JP63122709 A 19880526
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.