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Extract from the Register of European Patents

EP About this file: EP0336761

EP0336761 - Position detecting device for use by switching plural alternating signals having different phases from each other [Right-click to bookmark this link]
StatusThe application has been refused
Status updated on  15.10.1994
Database last updated on 02.11.2024
Most recent event   Tooltip15.10.1994Refusal of applicationpublished on 07.12.1994 [1994/49]
Applicant(s)For all designated states
CANON KABUSHIKI KAISHA
30-2, 3-chome, Shimomaruko, Ohta-ku
Tokyo / JP
[N/P]
Former [1989/41]For all designated states
CANON KABUSHIKI KAISHA
30-2, 3-chome, Shimomaruko, Ohta-ku
Tokyo / JP
Inventor(s)01 / Kanda, Shigeto
1-407, Senchurihaitsu 28-1, Narusegaoka 2-chome
Machida-shi Tokyo / JP
[1989/41]
Representative(s)Beresford, Keith Denis Lewis, et al
Beresford Crump LLP
16 High Holborn
London WC1V 6BX / GB
[N/P]
Former [1989/41]Beresford, Keith Denis Lewis, et al
BERESFORD & Co. 2-5 Warwick Court High Holborn
London WC1R 5DJ / GB
Application number, filing date89303423.106.04.1989
[1989/41]
Priority number, dateJP1988008402407.04.1988         Original published format: JP 8402488
[1989/41]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0336761
Date:11.10.1989
Language:EN
[1989/41]
Type: A3 Search report 
No.:EP0336761
Date:18.07.1990
Language:EN
[1990/29]
Search report(s)(Supplementary) European search report - dispatched on:EP29.05.1990
ClassificationIPC:G11B7/08, G11B21/08, // G11B7/085
[1990/33]
CPC:
G11B21/02 (EP,US); G11B17/34 (EP,US); G11B21/08 (EP,US);
G11B7/08505 (EP,US); G11B7/08582 (EP,US)
Former IPC [1989/41]G11B21/02, G11B17/34, // G11B7/085
Designated contracting statesDE,   FR,   GB,   NL [1989/41]
TitleGerman:Lageermittlungsvorrichtung zur Anwendung durch Schaltung von mehreren abwechselnden Signalen mit verschiedenen Phasen[1989/41]
English:Position detecting device for use by switching plural alternating signals having different phases from each other[1989/41]
French:Dispositif de détection de position pour l'utilisation par commutation de plusieurs signaux alternatifs ayant différentes phases[1989/41]
File destroyed:15.01.2000
Examination procedure10.12.1990Examination requested  [1991/06]
01.03.1993Despatch of a communication from the examining division (Time limit: M06)
03.09.1993Reply to a communication from the examining division
02.11.1993Despatch of communication of intention to grant (Approval: )
13.06.1994Despatch of communication that the application is refused, reason: formalities examination [1994/49]
23.06.1994Application refused, date of legal effect [1994/49]
Fees paidRenewal fee
31.12.1990Renewal fee patent year 03
27.04.1992Renewal fee patent year 04
26.04.1993Renewal fee patent year 05
Penalty fee
Additional fee for renewal fee
30.04.199406   M06   Not yet paid
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Documents cited:Search[A]GB2054135  (BURROUGHS CORP);
 [A]EP0102057  (TOKYO SHIBAURA ELECTRIC CO [JP]);
 [A]US4443869  (AMMON GEORGE J [US]);
 [A]US4464689  (PROPST FRANKLIN M [US]);
 [AP]EP0307130  (CANON KK [JP])
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.