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Extract from the Register of European Patents

EP About this file: EP0597393

EP0597393 - Process for cleaning harmful gas [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  05.06.1998
Database last updated on 25.09.2024
Most recent event   Tooltip05.06.1998No opposition filed within time limitpublished on 22.07.1998 [1998/30]
Applicant(s)For all designated states
JAPAN PIONICS CO., LTD.
Tokyo Sakurada Bldg. 8F., 1-3, Nishishinbashi 1-chome Minato-ku
Tokyo / JP
[N/P]
Former [1994/20]For all designated states
JAPAN PIONICS CO., LTD.
Tokyo Sakurada Bldg. 8F., 1-3, Nishishinbashi 1-chome
Minato-ku, Tokyo / JP
Inventor(s)01 / Iwata, Keiichi, c/o Japan Pionics Co., Ltd.
Hiratsuka Factory, 5181, Tamura
Hiratsuka-shi, Kanagawa-ken / JP
02 / Hatakeyama, Toshiya, c/o Japan Pionics Co., Ltd.
Hiratsuka Factory, 5181, Tamura
Hiratsuka-shi, Kanagawa-ken / JP
[1994/20]
Representative(s)Gille Hrabal Partnerschaftsgesellschaft mbB Patentanwälte
Brucknerstraße 20
40593 Düsseldorf / DE
[N/P]
Former [1994/20]Türk, Gille, Hrabal, Leifert
Brucknerstrasse 20
D-40593 Düsseldorf / DE
Application number, filing date93117937.805.11.1993
[1994/20]
Priority number, dateJP1992029880609.11.1992         Original published format: JP 29880692
JP1992032557204.12.1992         Original published format: JP 32557292
JP1992033294814.12.1992         Original published format: JP 33294892
JP1992033294914.12.1992         Original published format: JP 33294992
JP1992035540821.12.1992         Original published format: JP 35540892
JP1992035540921.12.1992         Original published format: JP 35540992
[1994/20]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0597393
Date:18.05.1994
Language:EN
[1994/20]
Type: B1 Patent specification 
No.:EP0597393
Date:30.07.1997
Language:EN
[1997/31]
Search report(s)(Supplementary) European search report - dispatched on:EP16.02.1994
ClassificationIPC:B01D53/34, B01D53/68, A62D3/00
[1997/31]
CPC:
B01D53/8659 (EP,US); B01D53/38 (KR); B01D53/68 (EP,US)
Former IPC [1994/20]B01D53/34, B01D53/36, A62D3/00
Designated contracting statesDE,   FR,   GB [1994/20]
TitleGerman:Verfahren zur Reinigung von Schadgas[1994/20]
English:Process for cleaning harmful gas[1994/20]
French:Procédé pour la purification de gaz nocif[1994/20]
Examination procedure09.11.1994Examination requested  [1995/02]
11.09.1995Despatch of a communication from the examining division (Time limit: M06)
27.01.1996Reply to a communication from the examining division
16.09.1996Despatch of communication of intention to grant (Approval: Yes)
20.01.1997Communication of intention to grant the patent
13.03.1997Fee for grant paid
13.03.1997Fee for publishing/printing paid
Opposition(s)05.05.1998No opposition filed within time limit [1998/30]
Fees paidRenewal fee
22.11.1995Renewal fee patent year 03
23.11.1996Renewal fee patent year 04
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Documents cited:Search[A]JPH04149010  ;
 [A]US4339309  (PRUETT DAVID J, et al) [A] 1 * claims 1,3 *;
 [A]EP0365490  (GETTERS SPA [IT]) [A] 1-6 * claim - *;
 [A]EP0384802  (AIR LIQUIDE [FR]) [A] 1 * claims 1,6 *;
 [A]EP0431351  (MAN TECHNOLOGIE GMBH [DE])
 [A]  - PATENT ABSTRACTS OF JAPAN, (19920909), vol. 16, no. 431, Database accession no. (C - 983), & JP04149010 A 19920522 (JAPAN PIONICS) [A] 1,2 * abstract *
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.