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Extract from the Register of European Patents

EP About this file: EP0825153

EP0825153 - Lithium-iron oxide particles and process for producing the same [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  01.10.2004
Database last updated on 15.06.2024
Most recent event   Tooltip17.02.2006Lapse of the patent in a contracting state
New state(s): FR
published on 05.04.2006  [2006/14]
Applicant(s)For all designated states
TODA KOGYO CORPORATION
1-2, Funairi-minami 4-chome, Naka-ku Hiroshima-shi
Hiroshima-ken / JP
[N/P]
Former [2001/20]For all designated states
Toda Kogyo Corporation
1-2, Funairi-minami 4-chome, Naka-ku
Hiroshima-shi, Hiroshima-ken / JP
Former [1998/09]For all designated states
TODA KOGYO CORP.
7-1 Yokogawa-Shinmachi Nishi-ku
Hiroshima-shi Hiroshima-ken / JP
Inventor(s)01 / Nakamura, Tatsuya
3-4-32, Suzugadai, Inokuchi, Nishi-ku
Hiroshima-shi, Hiroshima-ken / JP
02 / Kanno, Ryoji
5-534-718, Koyocho 5-chome, Higashinada-ku
Kobe-shi, Hyogo-ken / JP
03 / Takano, Mikio
17, Yasui-Higashiuramachi, Uzumasa, Ukyo-ku
Kyoto-shi, Kyoto-fu / JP
[1998/09]
Representative(s)Woods, Geoffrey Corlett
J A Kemp
14 South Square
Gray's Inn
London WC1R 5JJ / GB
[N/P]
Former [1998/09]Woods, Geoffrey Corlett
J.A. KEMP & CO. 14 South Square Gray's Inn
London WC1R 5LX / GB
Application number, filing date97306449.622.08.1997
[1998/09]
Priority number, dateJP1996024114523.08.1996         Original published format: JP 24114596
JP1996024114623.08.1996         Original published format: JP 24114696
JP1996024114723.08.1996         Original published format: JP 24114796
[1998/09]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0825153
Date:25.02.1998
Language:EN
[1998/09]
Type: B1 Patent specification 
No.:EP0825153
Date:26.11.2003
Language:EN
[2003/48]
Search report(s)(Supplementary) European search report - dispatched on:EP19.12.1997
ClassificationIPC:C01G49/00, C01G51/00, C01G53/00, H01M4/52
[1998/09]
CPC:
C01G51/42 (EP,US); B82Y30/00 (EP,US); C01G49/0027 (EP,US);
C01G49/0045 (EP,US); C01G49/0072 (EP,US); C01G49/009 (EP,US);
C01G53/42 (EP,US); H01M4/485 (EP,US); H01M4/505 (EP,US);
H01M4/525 (EP,US); C01P2002/52 (EP,US); C01P2002/54 (EP,US);
C01P2002/72 (EP,US); C01P2004/62 (EP,US); C01P2004/64 (EP,US);
C01P2006/40 (EP,US); C01P2006/80 (EP,US); H01M2004/028 (EP,US);
H01M6/162 (EP,US) (-)
Designated contracting statesDE,   FR,   GB,   NL [1998/45]
Former [1998/09]AT,  BE,  CH,  DE,  DK,  ES,  FI,  FR,  GB,  GR,  IE,  IT,  LI,  LU,  MC,  NL,  PT,  SE 
TitleGerman:Lithiumeisenoxid und Verfahren zu seiner Herstellung[1998/09]
English:Lithium-iron oxide particles and process for producing the same[1998/09]
French:Oxyde de lithium et du fer et procédé pour sa préparation[1998/09]
Examination procedure11.08.1998Examination requested  [1998/41]
06.12.2000Despatch of a communication from the examining division (Time limit: M06)
05.06.2001Reply to a communication from the examining division
14.02.2003Communication of intention to grant the patent
08.08.2003Fee for grant paid
08.08.2003Fee for publishing/printing paid
Opposition(s)27.08.2004No opposition filed within time limit [2004/47]
Fees paidRenewal fee
11.08.1999Renewal fee patent year 03
16.08.2000Renewal fee patent year 04
14.08.2001Renewal fee patent year 05
14.08.2002Renewal fee patent year 06
13.08.2003Renewal fee patent year 07
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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.
Lapses during opposition  TooltipFR26.11.2003
NL26.11.2003
GB22.08.2004
[2006/14]
Former [2005/46]NL26.11.2003
GB22.08.2004
Former [2004/33]NL26.11.2003
Documents cited:Search[A]DE2022012  (AMPEX) [A] 1 * the whole document *;
 [A]EP0243926  (SONY CORP [JP]) [A] 1,10 * page 5 *;
 [PX]EP0728702  (MATSUSHITA ELECTRIC IND CO LTD [JP], et al) [PX] 8-10 * claims 1-18 *;
 [X]  - RYOJI KANNO, "synthesis, structure and electrochemical properties of a new lithium iron oxide, lifeo2,with a corrugated layer structure", JOURNAL OF THE ELECTROCHEMICAL SOCIETY, (199608), vol. 143, no. 8, pages 2435 - 2443, XP002049328 [X] 8-10 * page 2435 *
 [A]  - FERNANDEZ-RODRIGUES, "synthesis and alteration of alpha-lifeo2", JOURNAL OF MATERIALS SCIENCE, (1988), vol. 23, pages 2971 - 2974, XP002049329 [A] 8 * page 2971 *

DOI:   http://dx.doi.org/10.1007/BF00547477
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.