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Extract from the Register of European Patents

EP About this file: EP1132923

EP1132923 - Bit line sense circuit and method for dynamic random access memories [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  04.12.2009
Database last updated on 08.10.2024
Most recent event   Tooltip04.03.2011Lapse of the patent in a contracting state
New state(s): IT
published on 06.04.2011  [2011/14]
Applicant(s)For all designated states
STMicroelectronics, Inc.
1310 Electronics Drive
Carrollton, TX 75006-5039 / US
[2001/37]
Inventor(s)01 / Laurent, Duane Giles
905 Brittany Drive
Lewisville, Texas 75067 / US
02 / Guritz, Elmer Henry
1234 Porter Road
Flower Mound, Texas 75022 / US
03 / Worley, James Leon
1309 Colony Court
Flower Mound, Texas 75028 / US
 [2001/37]
Representative(s)Driver, Virginia Rozanne, et al
Page White & Farrer Limited
Bedford House
21A John Street
London WC1N 2BF / GB
[N/P]
Former [2004/35]Driver, Virginia Rozanne, et al
Page White & Farrer 54 Doughty Street
London WC1N 2LS / GB
Former [2001/37]Palmer, Roger, et al
PAGE, WHITE & FARRER 54 Doughty Street
London WC1N 2LS / GB
Application number, filing date01301588.822.02.2001
[2001/37]
Priority number, dateUS2000051971407.03.2000         Original published format: US 519714
[2001/37]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP1132923
Date:12.09.2001
Language:EN
[2001/37]
Type: B1 Patent specification 
No.:EP1132923
Date:28.01.2009
Language:EN
[2009/05]
Search report(s)(Supplementary) European search report - dispatched on:EP18.06.2001
ClassificationIPC:G11C11/408
[2001/37]
CPC:
G11C11/4085 (EP,US)
Designated contracting statesDE,   FR,   GB,   IT [2002/23]
Former [2001/37]AT,  BE,  CH,  CY,  DE,  DK,  ES,  FI,  FR,  GB,  GR,  IE,  IT,  LI,  LU,  MC,  NL,  PT,  SE,  TR 
TitleGerman:Bitleitung-Leseschaltung und Verfahren für dynamische Halbleiterspeicherzellen mit wahlfreiem Zugriff[2001/37]
English:Bit line sense circuit and method for dynamic random access memories[2001/37]
French:Circuit de lecture de lignes de bit et méthode pour mémoires dynamiques à accès aléatoire[2001/37]
Examination procedure01.02.2002Examination requested  [2002/16]
13.03.2007Despatch of a communication from the examining division (Time limit: M06)
14.09.2007Reply to a communication from the examining division
09.11.2007Communication of intention to grant the patent
23.04.2008Despatch of communication that the application is deemed to be withdrawn, reason: fee for grant / fee for printing not paid in time
04.06.2008Fee for grant paid
04.06.2008Fee for publishing/printing paid
Opposition(s)29.10.2009No opposition filed within time limit [2010/01]
Request for further processing for:The application is deemed to be withdrawn due to failure to fulfill actions required for granting the patent
04.06.2008Request for further processing filed
04.06.2008Full payment received (date of receipt of payment)
Fees paidRenewal fee
12.02.2003Renewal fee patent year 03
17.02.2004Renewal fee patent year 04
08.12.2004Renewal fee patent year 05
14.02.2006Renewal fee patent year 06
14.02.2007Renewal fee patent year 07
13.02.2008Renewal fee patent year 08
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Lapses during opposition  TooltipIT28.01.2009
DE01.09.2009
[2011/14]
Former [2010/09]DE01.09.2009
Documents cited:Search[A]US5959934  (CHEN TONY [TW], et al) [A] 1,10,16 * the whole document *;
 [A]US6031768  (TAYLOR RONALD THOMAS [US]) [A] 1,10,16 * abstract *;
 [A]US5914908  (PINKHAM RAY [US], et al) [A] 1,10,16 * abstract *
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.