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Extract from the Register of European Patents

EP About this file: EP0795825

EP0795825 - Semiconductor memory with a redundant circuit [Right-click to bookmark this link]
StatusThe application has been refused
Status updated on  28.02.2003
Database last updated on 07.10.2024
Most recent event   Tooltip28.02.2003Refusal of applicationpublished on 16.04.2003  [2003/16]
Applicant(s)For all designated states
Oki Electric Industry Co., Ltd.
7-12, Toranomon 1-chome Minato-ku
Tokyo / JP
[N/P]
Former [1997/38]For all designated states
Oki Electric Industry Co., Ltd.
7-12, Toranomon 1-chome Minato-ku
Tokyo / JP
Inventor(s)01 / Satou, Kenji
c/o Oki Micro Des. Miyazaki Co.Ltd, 9-2 Yamato-cho
Miyazaki-shi, Miyazaki-pref. / JP
02 / Matsushita, Yuichi
c/o Oki Micro Des.Miyazaki Co.Ltd, 9-2 Yamato-cho
Miyazaki-shi, Miyazaki-pref. / JP
[1997/38]
Representative(s)Read, Matthew Charles, et al
Venner Shipley LLP
200 Aldersgate
London EC1A 4HD / GB
[N/P]
Former [1997/38]Read, Matthew Charles, et al
Venner Shipley & Co. 20 Little Britain
London EC1A 7DH / GB
Application number, filing date96309473.523.12.1996
[1997/38]
Priority number, dateJP1996003618923.02.1996         Original published format: JP 3618996
[1997/38]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0795825
Date:17.09.1997
Language:EN
[1997/38]
Type: A3 Search report 
No.:EP0795825
Date:15.04.1998
[1998/16]
Search report(s)(Supplementary) European search report - dispatched on:EP02.03.1998
ClassificationIPC:G06F11/20
[1997/38]
CPC:
G11C29/808 (EP,US); G11C29/00 (KR); G11C29/848 (EP,US)
Designated contracting statesDE,   FR,   GB,   NL [1997/38]
TitleGerman:Halbleiterspeicher mit redundanter Schaltung[1997/38]
English:Semiconductor memory with a redundant circuit[1997/38]
French:Mémoire à semi-conducteur à circuit de redondance[1997/38]
Examination procedure11.06.1998Examination requested  [1998/33]
06.09.2000Despatch of a communication from the examining division (Time limit: M06)
06.03.2001Reply to a communication from the examining division
16.08.2001Despatch of a communication from the examining division (Time limit: M06)
25.02.2002Reply to a communication from the examining division
30.10.2002Date of oral proceedings
05.11.2002Despatch of communication that the application is refused, reason: substantive examination [2003/16]
05.11.2002Minutes of oral proceedings despatched
25.11.2002Application refused, date of legal effect [2003/16]
Divisional application(s)EP02024031.3  / EP1288967
Fees paidRenewal fee
29.12.1998Renewal fee patent year 03
23.12.1999Renewal fee patent year 04
28.12.2000Renewal fee patent year 05
18.12.2001Renewal fee patent year 06
27.12.2002Renewal fee patent year 07
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Documents cited:Search[XAY]EP0401957  (MITSUBISHI ELECTRIC CORP [JP]) [X] 1,2 * figure 3 * * page 11, column 19, line 54 - column 21, line 29; figures 10A,10B * * page 13, column 24, line 45 - page 14, column 26, line 39; figure 13 * [A] 3 [Y] 4,5;
 [YA]US5323348  (MORI SHIGERU [JP], et al) [Y] 4,5 * column 3, line 12 - line 27; figure 3 * * column 5, line 14 - line 50 * * column 6, line 32 - line 21; figure 5 * [A] 1-5
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.