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Extract from the Register of European Patents

EP About this file: EP0585898

EP0585898 - Process for the production and use of an anion exchange resin [Right-click to bookmark this link]
Former [1994/10]Anion exchange resin, process for its production and use thereof
[1998/32]
StatusNo opposition filed within time limit
Status updated on  11.06.1999
Database last updated on 03.09.2024
Most recent event   Tooltip11.06.1999No opposition filed within time limitpublished on 28.07.1999 [1999/30]
Applicant(s)For all designated states
MITSUBISHI CHEMICAL CORPORATION
5-2, Marunouchi 2-chome
Chiyoda-ku
Tokyo / JP
[N/P]
Former [1995/15]For all designated states
Mitsubishi Chemical Corporation
5-2, Marunouchi 2-chome
Chiyoda-ku Tokyo / JP
Former [1994/10]For all designated states
MITSUBISHI KASEI CORPORATION
5-2, Marunouchi 2-chome Chiyoda-ku
Tokyo / JP
Inventor(s)01 / Ito, Tsuyoshi
1-8-20, Ogawa
Machida-shi, Tokyo / JP
02 / Kubota, Hirohisa
1-12-3, Ogawa
Machida-shi, Tokyo / JP
03 / Kashigawi, Takashi
1-13-6, Ogawa
Machida-shi, Tokyo / JP
[1994/10]
Representative(s)Ter Meer Steinmeister & Partner
Patentanwälte mbB
Nymphenburger Strasse 4
80335 München / DE
[N/P]
Former [1994/10]TER MEER - MÜLLER - STEINMEISTER & PARTNER
Mauerkircherstrasse 45
D-81679 München / DE
Application number, filing date93113976.001.09.1993
[1994/10]
Priority number, dateJP1992023702904.09.1992         Original published format: JP 23702992
JP1993004395504.03.1993         Original published format: JP 4395593
JP1993010111927.04.1993         Original published format: JP 10111993
[1994/10]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0585898
Date:09.03.1994
Language:EN
[1994/10]
Type: B1 Patent specification 
No.:EP0585898
Date:05.08.1998
Language:EN
[1998/32]
Search report(s)(Supplementary) European search report - dispatched on:EP14.12.1993
ClassificationIPC:B01J41/14, B01J41/04, C08F226/02
[1994/10]
CPC:
B01J41/05 (EP); B01J41/07 (EP); B01J41/14 (EP);
C08F226/02 (EP)
Designated contracting statesDE,   FR,   GB [1994/10]
TitleGerman:Verfahren zur Herstellung und Verwendung eines Anionen- austauscherharzes[1998/32]
English:Process for the production and use of an anion exchange resin[1998/32]
French:Procédé de fabrication et utilisation d'une résine échangeuse d' anions[1998/32]
Former [1994/10]Anionenaustauscherharz, Verfahren zur dessen Herstellung und dessen Verwendung
Former [1994/10]Anion exchange resin, process for its production and use thereof
Former [1994/10]Résine échangeuse d'anions, procédé de fabrication et utilisation
Examination procedure06.06.1994Examination requested  [1994/31]
29.01.1996Despatch of a communication from the examining division (Time limit: M06)
05.08.1996Reply to a communication from the examining division
14.05.1997Despatch of a communication from the examining division (Time limit: M06)
24.09.1997Reply to a communication from the examining division
28.10.1997Despatch of communication of intention to grant (Approval: Yes)
09.02.1998Communication of intention to grant the patent
11.05.1998Fee for grant paid
11.05.1998Fee for publishing/printing paid
Opposition(s)07.05.1999No opposition filed within time limit [1999/30]
Fees paidRenewal fee
18.09.1995Renewal fee patent year 03
13.09.1996Renewal fee patent year 04
16.09.1997Renewal 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[XA]DE1151120  (BAYER AG) [X] 1 * column 1, line 22 - column 5, line 60 * [A] 4-6;
 [A]US2561695  (GUSTAFSON HILDING B) [A] 7 * column 4, line 61 - column 6, line 9 *;
 [A]EP0417361  (DOW CHEMICAL CO [US]) [A] 7,8 * page 5; claims 1,2 *;
 [A]GB744386  (PERMUTIT CO) [A] 9 * page 1, line 27 - line 31 * * page 6, line 47 - page 7, line 36 *;
 [A]US3709977  (VILLIERS FISHER J) [A] 10 * column 4, line 38 - line 41 *;
 [A]GB805853  (WOLFEN FILMFAB VEB) [A] 10 * page 2; examples 2-4 *
 [A]  - LASKORIN, "SYNTHESIS OF ANION-EXCHANGE RESINS OF THE IMIDAZOLE TYPE", J. OF APPLIED CHEM. OF THE USSR, (198203), vol. 55, no. 3, pages 506 - 510, XP001252253 [A] 1 * page 508 - page 510 *
by applicantJPS6151007
    - FURTHER, REACTIVE POLYMERS, (1992), vol. 17, pages 207 - 217
    - EUR. POLYM. J., (1989), vol. 25, no. 4, pages 331 - 340
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.