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EP0570529

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Extract from the Register of European Patents

EP About this file: EP0570529

EP0570529 - REFRESH CONTROL ARRANGEMENT FOR DYNAMIC RANDOM ACCESS MEMORY SYSTEM [Right-click to bookmark this link]
Status	The application has been refused Status updated on 21.10.2000 Database last updated on 11.04.2026
Most recent event Tooltip	05.10.2005	Change: Appeal number
Applicant(s)	For all designated states TM Patents L.P. 30 Rowes Wharf Boston, MA 02110 / US
	[1998/52]
Former [1993/47]	For all designated states THINKING MACHINES CORPORATION 245 First Street Cambridge Massachusetts 02142 / US
Inventor(s)	01 / NUWAYSER, Sami, H. 58 Court Street Newton, MA 02160 / US
	[1993/47]
Representative(s)	Grünecker Patent- und Rechtsanwälte PartG mbB Leopoldstrasse 4 80802 München / DE
	[N/P]
Former [1993/47]	Grünecker, Kinkeldey, Stockmair & Schwanhäusser Anwaltssozietät Maximilianstrasse 58 D-80538 München / DE
Application number, filing date	92907312.0	07.02.1992
	[1993/47]
	WO1992US01018
Priority number, date	US19910652801	08.02.1991 Original published format: US 652801
	[1993/47]
Filing language	EN
Procedural language	EN
Publication	Type:	A1 Application with search report
	No.:	WO9214251
	Date:	20.08.1992
	Language:	EN
	[1992/22]
	Type:	A1 Application with search report
	No.:	EP0570529
	Date:	24.11.1993
	Language:	EN
	The application published by WIPO in one of the EPO official languages on 20.08.1992 takes the place of the publication of the European patent application.
	[1993/47]
Search report(s)	International search report - published on:	US	20.08.1992
	(Supplementary) European search report - dispatched on:	EP	18.03.1994
Classification	IPC:	G11C7/00, G11C11/406	[2000/48]
	CPC:	G11C8/18 (EP,US); G11C11/406 (EP,US)
	Former IPC [1993/47]	G11C7/00
Designated contracting states	AT, BE, CH, DE, DK, ES, FR, GB, GR, IT, LI, LU, MC, NL, SE [1993/47]
Title	German:	AUFFRISCHUNGSSTEUERANORDNUNG FÜR EINEN DYNAMISCHEN DIREKTZUGRIFFSPEICHER	[1993/47]
	English:	REFRESH CONTROL ARRANGEMENT FOR DYNAMIC RANDOM ACCESS MEMORY SYSTEM	[1993/47]
	French:	AGENCEMENT DE COMMANDE DE REGENERATION POUR UN SYSTEME A MEMOIRE RAM DYNAMIQUE	[1993/47]
Entry into regional phase	06.08.1993	National basic fee paid
	06.08.1993	Search fee paid
	06.08.1993	Designation fee(s) paid
	06.08.1993	Examination fee paid
Examination procedure	04.09.1992	Request for preliminary examination filed International Preliminary Examining Authority: DE
	06.08.1993	Examination requested [1993/47]
	28.04.1997	Despatch of a communication from the examining division (Time limit: M06)
	10.11.1997	Reply to a communication from the examining division
	12.05.1998	Despatch of communication that the application is refused, reason: substantive examination [2000/49]
	10.10.2000	Application refused, date of legal effect [2000/49]
Appeal following examination	22.07.1998	Appeal received No. T1067/98
	22.09.1998	Statement of grounds filed
	10.10.2000	Result of appeal procedure: appeal of the applicant was rejected
	10.10.2000	Date of oral proceedings
	12.10.2000	Minutes of oral proceedings despatched
Fees paid	Renewal fee
	28.02.1994	Renewal fee patent year 03
	28.02.1995	Renewal fee patent year 04
	29.02.1996	Renewal fee patent year 05
	24.03.1997	Renewal fee patent year 06
	23.02.1998	Renewal fee patent year 07
	05.02.1999	Renewal fee patent year 08
	03.04.2000	Renewal fee patent year 09
	Penalty fee
	Additional fee for renewal fee
	28.02.1997	06 M06 Fee paid on 24.03.1997
	29.02.2000	09 M06 Fee paid on 03.04.2000
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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.
Documents cited:	Search	[XA] GERARDIN ET AL: "Transparent Refreshing for Semiconductor Dynamic Random-Access Memory", IBM TECHNICAL DISCLOSURE BULLETIN, vol. 16, no. 3, August 1973 (1973-08-01), NEW YORK US, pages 934 - 936 [X] 1,12 * the whole document * [A] 2

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