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Extract from the Register of European Patents

EP About this file: EP0910094

EP0910094 - Dynamic RAM device with reduced refresh time, and corresponding refresh procedure [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  04.02.2005
Database last updated on 16.11.2024
Most recent event   Tooltip07.03.2008Lapse of the patent in a contracting state
New state(s): IT
published on 09.04.2008  [2008/15]
Applicant(s)For all designated states
STMicroelectronics S.A.
29, Boulevard Romain Rolland
92120 Montrouge / FR
[2001/51]
Former [1999/16]For all designated states
STMicroelectronics SA
7, avenue Gallieni
94250 Gentilly Cedex / FR
Inventor(s)01 / El Hajji, Noureddine
100 Galerie Arlequin, Appartement E 205
38100 Grenoble / FR
[1999/16]
Representative(s)Casalonga, Axel
Casalonga & Partners Bayerstrasse 73
80335 München / DE
[N/P]
Former [1999/16]Casalonga, Axel
BUREAU D.A. CASALONGA - JOSSE Morassistrasse 8
80469 München / DE
Application number, filing date98402478.606.10.1998
[1999/16]
Priority number, dateFR1997001281914.10.1997         Original published format: FR 9712819
[1999/16]
Filing languageFR
Procedural languageFR
PublicationType: A1 Application with search report 
No.:EP0910094
Date:21.04.1999
Language:FR
[1999/16]
Type: B1 Patent specification 
No.:EP0910094
Date:31.03.2004
Language:FR
[2004/14]
Search report(s)(Supplementary) European search report - dispatched on:EP12.01.1999
ClassificationIPC:G11C11/401, G11C11/403
[1999/16]
CPC:
G11C11/401 (EP,US); G11C11/403 (EP,US)
Designated contracting statesDE,   FR,   GB,   IT [2000/01]
Former [1999/16]AT,  BE,  CH,  CY,  DE,  DK,  ES,  FI,  FR,  GB,  GR,  IE,  IT,  LI,  LU,  MC,  NL,  PT,  SE 
TitleGerman:Dynamische Speicheranordnung mit verkürzter Auffrischungszeit und entsprechende Auffrischungsverfahren[1999/16]
English:Dynamic RAM device with reduced refresh time, and corresponding refresh procedure[1999/16]
French:Dispositif de mémoire vive dynamique à durée de rafraîchissement réduite, et procédé correspondant de rafraîchissement[1999/16]
Examination procedure10.05.1999Examination requested  [1999/27]
05.09.2002Despatch of a communication from the examining division (Time limit: M06)
13.01.2003Reply to a communication from the examining division
12.08.2003Communication of intention to grant the patent
30.01.2004Fee for grant paid
30.01.2004Fee for publishing/printing paid
Opposition(s)04.01.2005No opposition filed within time limit [2005/12]
Fees paidRenewal fee
26.09.2000Renewal fee patent year 03
10.10.2001Renewal fee patent year 04
15.10.2002Renewal fee patent year 05
14.10.2003Renewal fee patent year 06
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Lapses during opposition  TooltipIT31.03.2004
DE01.07.2004
[2008/15]
Former [2005/14]DE01.07.2004
Documents cited:Search[A]US4023149  (BORMANN ALAN R, et al) [A] 1-10* the whole document *;
 [A]EP0681331  (TEXAS INSTRUMENTS INC [US]) [A] 1-10 * the whole document *;
 [A]  - "NEW ARCHITECTURE OF TRANSPARENT REFRESH FOR RAM", IBM TECHNICAL DISCLOSURE BULLETIN, (19900501), vol. 32, no. 12, pages 271 - 273, XP000105357 [A] 1-10 * the whole document *
ExaminationUS5020028
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.