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Extract from the Register of European Patents

EP About this file: EP0405088

EP0405088 - Fully internally manifolded fuel cell stack [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  21.09.1995
Database last updated on 18.11.2024
Most recent event   Tooltip07.03.1997Lapse of the patent in a contracting statepublished on 23.04.1997 [1997/17]
Applicant(s)For all designated states
Institute of Gas Technology
3424 South State Street
Chicago, Illinois 60616 / US
[1991/01]
Inventor(s)01 / Marianowski, Leonard G.
507 South Elmhurst Road
Mount Prospect Illinois 60056 / US
02 / Petri, Randy J.
3223 Eder Street
Highland Indiana 46322 / US
03 / Lawson, Mark G.
3644 Kenilworth Avenue
Berwyn Illinois 60402 / US
[1991/01]
Representative(s)Feldmann, Paul David, et al
Patentanwaltsbüro FELDMANN AG, Kanalstrasse 17
8152 Glattbrugg / CH
[N/P]
Former [1991/01]Feldmann, Paul David, et al
c/o Patentanwaltsbüro FELDMANN AG Kanalstrasse 17
CH-8152 Glattbrugg / CH
Application number, filing date90107914.526.04.1990
[1991/01]
Priority number, dateUS1989034666603.05.1989         Original published format: US 346666
US1990050529310.04.1990         Original published format: US 505293
[1991/01]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0405088
Date:02.01.1991
Language:EN
[1991/01]
Type: B1 Patent specification 
No.:EP0405088
Date:17.11.1994
Language:EN
[1994/46]
Search report(s)(Supplementary) European search report - dispatched on:EP12.09.1990
ClassificationIPC:H01M8/24, H01M8/02
[1991/01]
CPC:
H01M8/0247 (EP,US); H01M8/0206 (EP,US); H01M8/0254 (EP,US);
H01M8/0258 (EP); H01M8/026 (US); H01M8/244 (EP);
H01M8/2483 (EP,US); H01M2008/147 (EP,US); H01M2300/0051 (EP,US);
Y02E60/50 (EP,US) (-)
Designated contracting statesDE,   DK,   ES,   FR,   GB,   IT,   NL,   SE [1991/01]
TitleGerman:Brennstoffzellenstapel mit vollständig in Innern angeordneten Sammelkanälen[1991/01]
English:Fully internally manifolded fuel cell stack[1991/01]
French:Empilement de piles à combustible entièrement pourvu de canaux intérieurs[1991/01]
Examination procedure05.06.1991Examination requested  [1991/31]
25.08.1993Despatch of a communication from the examining division (Time limit: M04)
24.12.1993Reply to a communication from the examining division
02.02.1994Despatch of communication of intention to grant (Approval: Yes)
12.04.1994Communication of intention to grant the patent
22.06.1994Fee for grant paid
22.06.1994Fee for publishing/printing paid
Opposition(s)18.08.1995No opposition filed within time limit [1995/45]
Fees paidRenewal fee
16.03.1992Renewal fee patent year 03
23.03.1993Renewal fee patent year 04
18.03.1994Renewal fee patent year 05
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Documents cited:Search[X]JP63053858  ;
 [X]JP62256381  ;
 [Y]JP63241869  ;
 [X]JP01093062  ;
 [X]JP63266776  ;
 [A]JP1084578  ;
 [A]JP60151972  ;
 [XP]JP1211863  ;
 [A]US4769298  (HOSAKA MINORU [JP]);
 [Y]JPS6471071  (ISHIKAWAJIMA HARIMA HEAVY IND);
 [XP]JPH01120773  (ISHIKAWAJIMA HARIMA HEAVY IND)
 [X]  - PATENT ABSTRACTS OF JAPAN, vol. 12, no. 273 (E-639)[3120], 29th July 1988; & JP-A-63 053 858 (ISHIKAWAJIMA HARIMA HEAVY IND. CO. LTD) 08-03-1988, & JP63053858 A 00000000
 [X]  - PATENT ABSTRACTS OF JAPAN, vol. 12, no. 130 (E-603)[2977], 21st April 1988; & JP-A-62 256 381 (ISHIKAWAJIMA HARIMA HEAVY IND. CO. LTD) 09-11-1987, & JP62256381 A 00000000
 [Y]  - PATENT ABSTRACTS OF JAPAN, vol. 13, no. 46 (E-711)[3394], 2nd February 1989; & JP-A-63 241 869 (ISHIKAWAJIMA HARIMA HEAVY IND. CO. LTD) 07-10-1988, & JP63241869 A 00000000
 [X]  - PATENT ABSTRACTS OF JAPAN, vol. 13, no. 325 (E-792)[3673], 21st July 1989; & JP-A-01 093 062 (ISHIKAWAJIMA HARIMA HEAVY IND. CO. LTD) 12-04-1989, & JP01093062 A 00000000
 [X]  - PATENT ABSTRACTS OF JAPAN, vol. 13, no. 88 (E-721)[3436], 28th February 1989; & JP-A-63 266 776 (ISHIKAWAJIMA HARIMA HEAVY IND. CO. LTD) 02-11-1988, & JP63266776 A 00000000
 [A]  - PATENT ABSTRACTS OF JAPAN, vol. 13, no. 312 (E-788)[3660], 17th July 1989; & JP-A-1 084 578 (ISHIKAWAJIMA HARIMA HEAVY IND. CO. LTD) 29-03-1989, & JP1084578 A 00000000
 [A]  - PATENT ABSTRACTS OF JAPAN, vol. 9, no. 318 (E-366)[2041], 13th December 1985; & JP-A-60 151 972 (ISHIKAWAJIMA HARIMA JUKOGYO K.K.) 10-08-1985, & JP60151972 A 00000000
 [XP]  - PATENT ABSTRACTS OF JAPAN, vol. 13, no. 518 (E-848)[3866], 20th November 1989; & JP-A-1 211 863 (ISHIKAWAJIMA HARIMA HEAVY IND. CO. LTD) 25-08-1989, & JP1211863 A 00000000
Examination   - 29-03-1989
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.