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Extract from the Register of European Patents

EP About this file: EP0406973

EP0406973 - Analog-to-digital converter [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  11.11.1995
Database last updated on 06.07.2024
Most recent event   Tooltip07.02.1997Lapse of the patent in a contracting state
New state(s): CH, LI
published on 26.03.1997 [1997/13]
Applicant(s)For all designated states
Koninklijke Philips Electronics N.V.
Groenewoudseweg 1
5621 BA Eindhoven / NL
[N/P]
Former [1991/02]For all designated states
Philips Electronics N.V.
Groenewoudseweg 1
NL-5621 BA Eindhoven / NL
Inventor(s)01 / Veerhoek, Jacob Jan, C/o INT. OCTROOIBUREAU B.V.
Prof. Holstlaan 6
NL-5656 AA Eindhoven / NL
02 / Van Tuijl, Adrianus Johannes Maria
C/o INT. OCTROOIBUREAU B.V., Prof Holstlaan 6
NL-5656 AA Eindhoven / NL
03 / Schuurmans, Han Martijn
C/o INT. OCTROOIBUREAU B.V., Prof Holstlaan 6
NL-5656 AA Eindhoven / NL
[1991/02]
Representative(s)Faessen, Louis Marie Hubertus, et al
Philips
Intellectual Property & Standards
P.O. Box 220
5600 AE Eindhoven / NL
[N/P]
Former [1991/02]Faessen, Louis Marie Hubertus, et al
INTERNATIONAAL OCTROOIBUREAU B.V., Prof. Holstlaan 6
NL-5656 AA Eindhoven / NL
Application number, filing date90201764.902.07.1990
[1991/02]
Priority number, dateNL1989000174007.07.1989         Original published format: NL 8901740
[1991/02]
Filing languageNL
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0406973
Date:09.01.1991
Language:EN
[1991/02]
Type: B1 Patent specification 
No.:EP0406973
Date:11.01.1995
Language:EN
[1995/02]
Search report(s)(Supplementary) European search report - dispatched on:EP02.11.1990
ClassificationIPC:H03M1/46, H03M1/14
[1991/02]
CPC:
H03M1/0695 (EP,US); H03M1/12 (KR); H03M1/46 (EP,US)
Designated contracting statesCH,   DE,   FR,   GB,   IT,   LI,   NL [1991/02]
TitleGerman:Analog/Digital-Wandler[1991/02]
English:Analog-to-digital converter[1991/02]
French:Convertisseur analogique-numérique[1991/02]
Examination procedure04.07.1991Examination requested  [1991/35]
08.09.1993Despatch of a communication from the examining division (Time limit: M04)
08.12.1993Reply to a communication from the examining division
03.03.1994Despatch of communication of intention to grant (Approval: Yes)
15.07.1994Communication of intention to grant the patent
17.10.1994Fee for grant paid
17.10.1994Fee for publishing/printing paid
Opposition(s)12.10.1995No opposition filed within time limit [1996/01]
Fees paidRenewal fee
29.07.1992Renewal fee patent year 03
27.07.1993Renewal fee patent year 04
25.07.1994Renewal fee patent year 05
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Lapses during opposition  TooltipNL11.01.1995
CH31.07.1995
LI31.07.1995
[1997/13]
Former [1995/49]NL11.01.1995
Documents cited:Search[A]US4068229  (MINEJIMA YUKIHIKO, et al)
 [X]  - NACHRICHTENTECHN., ELEKTRON., BERLIN, vol. 33, no. 1, 1983, pages 12-14; V. BROKOV: "12-bit-Analog-Digital-Umsetzer mit stufen-paralleler Verarbeitung"
 [A]  - THE RADIO AND ELECTRONIC ENGINEER, vol. 40, no. 1, juillet 1970, pages 27-32; J.R. PEARCE et al.: "Digital carry applied to successive approximation digital voltmeters"
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.