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Extract from the Register of European Patents

EP About this file: EP0460617

EP0460617 - Alkali-metal based electrode for secondary battery [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  01.11.1995
Database last updated on 02.09.2024
Most recent event   Tooltip07.12.2007Lapse of the patent in a contracting statepublished on 09.01.2008  [2008/02]
Applicant(s)For all designated states
MITSUBISHI PETROCHEMICAL CO., LTD.
5-2, Marunouchi 2-chome Chiyoda-ku
Tokyo / JP
[N/P]
Former [1991/50]For all designated states
MITSUBISHI PETROCHEMICAL CO., LTD.
5-2, Marunouchi 2-chome
Chiyoda-ku Tokyo / JP
Inventor(s)01 / Miyabayashi, Mitsutaka, c/o Tsukuba Res. Center
MITSUBISHI PETROCHEM. CO., LTD., 8-3-1, Chuo
Ami-machi, Inashiki-gun, Ibaraki-ken / JP
02 / Hayashi, Manabu, c/o Tsukuba Res. Center
MITSUBISHI PETROCHEM. CO., LTD., 8-3-1, Chuo
Ami-machi, Inashiki-gun, Ibaraki-ken / JP
[1991/50]
Representative(s)Hansen, Bernd, et al
Hoffmann Eitle Patent- und Rechtsanwälte Postfach 81 04 20
81904 München / DE
[N/P]
Former [1991/50]Hansen, Bernd, Dr. Dipl.-Chem., et al
Hoffmann, Eitle & Partner Patent- und Rechtsanwälte, Postfach 81 04 20
D-81904 München / DE
Application number, filing date91109134.604.06.1991
[1991/50]
Priority number, dateJP1990014455004.06.1990         Original published format: JP 14455090
JP1990014455104.06.1990         Original published format: JP 14455190
JP1990014455204.06.1990         Original published format: JP 14455290
JP1990014455304.06.1990         Original published format: JP 14455390
[1991/50]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0460617
Date:11.12.1991
Language:EN
[1991/50]
Type: A3 Search report 
No.:EP0460617
Date:06.05.1992
Language:EN
[1992/19]
Type: B1 Patent specification 
No.:EP0460617
Date:28.12.1994
Language:EN
[1994/52]
Search report(s)(Supplementary) European search report - dispatched on:EP19.03.1992
ClassificationIPC:H01M4/58, H01M4/02, H01M4/66, H01M4/36, H01M4/62
[1992/19]
CPC:
H01M4/13 (EP,US); H01M4/045 (EP,US); H01M4/0459 (EP,US);
H01M4/0461 (EP,US); H01M4/0469 (EP,US); H01M4/364 (EP,US);
H01M4/38 (EP,US); H01M4/587 (EP,US); H01M4/622 (EP,US);
H01M2004/027 (EP,US); H01M2300/0025 (EP,US); H01M2300/0065 (EP,US);
H01M4/0404 (EP,US); H01M4/0433 (EP,US); H01M4/405 (EP,US);
H01M4/661 (EP,US); H01M4/74 (EP,US); H01M6/10 (EP,US);
H01M8/04186 (EP,US); Y02E60/50 (EP) (-)
Former IPC [1991/50]H01M4/02, H01M4/66, H01M4/36, H01M4/62, H01M4/58
Designated contracting statesDE,   FR,   GB,   IT,   NL [1991/50]
TitleGerman:Elektrode auf Alkalimetallbasis für eine Sekundärbatterie[1991/50]
English:Alkali-metal based electrode for secondary battery[1991/50]
French:Electrode à base de métal alcalin pour une pile secondaire[1991/50]
Examination procedure21.09.1992Examination requested  [1992/47]
09.11.1993Despatch of a communication from the examining division (Time limit: M04)
01.03.1994Reply to a communication from the examining division
31.03.1994Despatch of communication of intention to grant (Approval: Yes)
28.06.1994Communication of intention to grant the patent
02.09.1994Fee for grant paid
02.09.1994Fee for publishing/printing paid
Opposition(s)29.09.1995No opposition filed within time limit [1995/51]
Fees paidRenewal fee
30.06.1993Renewal fee patent year 03
27.06.1994Renewal fee patent year 04
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Lapses during opposition  TooltipIT28.12.1994
[2008/02]
Former [1999/42]IT28.12.1994
Documents cited:Search[XP]EP0409192  (MITSUBISHI PETROCHEMICAL CO [JP])
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.