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Extract from the Register of European Patents

EP About this file: EP0406523

EP0406523 - Fuel cell [Right-click to bookmark this link]
StatusThe application is deemed to be withdrawn
Status updated on  21.02.1994
Database last updated on 14.09.2024
Most recent event   Tooltip21.02.1994Application deemed to be withdrawnpublished on 13.04.1994 [1994/15]
Applicant(s)For all designated states
OSAKA GAS CO., LTD.
1-2, Hiranomachi 4-chome, Chuo-ku Osaka-shi
Osaka-fu 541 / JP
[N/P]
Former [1991/02]For all designated states
OSAKA GAS CO., LTD.
1-2, Hiranomachi 4-chome, Chuo-ku
Osaka-shi, Osaka-fu 541 / JP
Inventor(s)01 / Akagi, Kousuke, c/o Osaka Gas, Co. Ltd.
1-ban, 2-go, 4-chome
Hirano-machi, Chuo-ku, Osaka / JP
[1991/02]
Representative(s)Brommer, Hans Joachim, et al
Lemcke, Brommer & Partner
Patentanwälte
Bismarckstrasse 16
76133 Karlsruhe / DE
[N/P]
Former [1991/02]Brommer, Hans Joachim, Dr.-Ing., et al
Patentanwälte Dipl.-Ing. R. Lemcke Dr.-Ing. H.J. Brommer, Postfach 40 26
D-76025 Karlsruhe / DE
Application number, filing date90104608.612.03.1990
[1991/02]
Priority number, dateJP1989017656907.07.1989         Original published format: JP 17656989
JP1989023191206.09.1989         Original published format: JP 23191289
[1991/02]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0406523
Date:09.01.1991
Language:EN
[1991/02]
Search report(s)(Supplementary) European search report - dispatched on:EP08.11.1990
ClassificationIPC:H01M8/24, H01M8/02, H01M8/12
[1991/02]
CPC:
H01M8/0228 (EP,US); H01M8/0232 (EP,US); H01M8/0234 (EP,US);
H01M8/0258 (EP,US); H01M8/0263 (EP,US); H01M8/0267 (EP,US);
H01M8/0276 (US); H01M8/04067 (EP,US); H01M8/241 (US);
H01M8/2432 (EP); H01M8/2483 (US); H01M2008/1293 (EP,US);
H01M2300/0074 (EP,US); Y02E60/50 (EP) (-)
Designated contracting statesDE,   GB,   IT,   NL [1991/02]
TitleGerman:Brennstoffzelle[1991/02]
English:Fuel cell[1991/02]
French:Pile à combustible[1991/02]
File destroyed:15.01.2000
Examination procedure16.04.1991Examination requested  [1991/25]
22.07.1992Despatch of a communication from the examining division (Time limit: M06)
19.01.1993Reply to a communication from the examining division
01.06.1993Despatch of a communication from the examining division (Time limit: M04)
12.10.1993Application deemed to be withdrawn, date of legal effect  [1994/15]
16.11.1993Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time  [1994/15]
Fees paidRenewal fee
30.01.1992Renewal fee patent year 03
17.02.1993Renewal fee patent year 04
Opt-out from the exclusive  Tooltip
competence of the Unified
Patent Court		 See the Register of the Unified Patent Court for opt-out data
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[X]JP5996668  ;
 [Y]JP63102171  ;
 [A]JP58123672  ;
 [XP]JP01313855  ;
 [XP]JP01197972  ;
 [EL]JP02103863  ;
 [A]JP61109262  ;
 [X]FR2296703  (COMMISSARIAT ENERGIE ATOMIQUE [FR]);
 [XP]EP0357025  (NIPPON KOKAN KK [JP]);
 [A]EP0320087  (WESTINGHOUSE ELECTRIC CORP [US]);
 [A]FR1399157  (UNION CARBIDE CORP);
 [A]US3300344  (BRAY DONALD T, et al);
 [A]US3394032  (GEORGES DANNER)
 [X]  - PATENT ABSTRACTS OF JAPAN, vol. 8, no. 209 (E-268)[1646], 22nd September 1984; & JP-A-59 96 668 (KOGYO GIJUTSUIN) 04-06-1984, & JP5996668 A 00000000
 [Y]  - PATENT ABSTRACTS OF JAPAN, vol. 12, no. 337 (E-657)[3184], 12th September 1988; & JP-A-63 102 171 (SANYO ELECTRIC CO.) 07-05-1988, & JP63102171 A 00000000
 [A]  - PATENT ABSTRACTS OF JAPAN, vol. 7, no. 233 (E-204)[1378], 15th October 1983; & JP-A-58 123 672 (HITACHI SEISAKUSHO K.K.) 22-07-1983, & JP58123672 A 00000000
 [XP]  - PATENT ABSTRACTS OF JAPAN, vol. 14, no. 117 (E-898)[4060], 5th March 1990; & JP-A-01 313 855 (NKK CORP.) 19-12-1989, & JP01313855 A 00000000
 [XP]  - CHEMICAL ABSTRACTS, vol. 112, no. 14, 2nd April 1990, page 207, abstract no. 122234f, Columbus, Ohio, US; & JP-A-01 197 972 (AGENCY OF INDUSTRIAL SCIENCES AND TECHNOLOGY) 09-08-1989, & JP01197972 A 00000000
 [EL]  - PATENT ABSTRACTS OF JAPAN, vol. 14, no. 316 (E-949)[4259], 6th July 1990; & JP-A-02 103 863 (OSAKA GAS) 16-04-1990, & JP02103863 A 00000000
 [A]  - PATENT ABSTRACTS OF JAPAN, vol. 10, no. 289 (E-442)[2345], 2nd October 1986; & JP-A-61 109 262 (HITACHI LTD) 27-05-1986, & JP61109262 A 00000000
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.