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Extract from the Register of European Patents

EP About this file: EP0093711

EP0093711 - MAGNETIC HEAD LOADING AND RETRACTION APPARATUS [Right-click to bookmark this link]
StatusThe application is deemed to be withdrawn
Status updated on  22.01.1986
Database last updated on 11.09.2024
Most recent event   Tooltip13.06.2008Change - representativepublished on 16.07.2008  [2008/29]
Applicant(s)For all designated states
DMA SYSTEMS CORPORATION
325 Chapala Street
Santa Barbara, CA 93101 / US
[1983/46]
Inventor(s)01 / MEIER, Markus
5415 Cameo Road
Carpinteria, CA 93013 / US
02 / SUTTON, David A.
1148 Oak Glen Road
Santa Ynez, CA 93460 / US
[1983/46]
Representative(s)Zenz, Joachim Klaus, et al
ZENZ Patent- und Rechtsanwälte Rüttenscheider Strasse 2
45128 Essen / DE
[N/P]
Former [2008/29]Zenz, Joachim Klaus, et al
ZENZ Patent- und Rechtsanwälte Huyssenallee 58-64
45128 Essen / DE
Former [1983/48]Zenz, Joachim Klaus, Dipl.-Ing., et al
Zenz, Helber, Hosbach & Partner Patentanwälte Am Ruhrstein 1
D-45133 Essen / DE
Former [1983/46]Zenz, Joachim Klaus, Dipl.-Ing.
Zenz, Helber, Hosbach & Partner Patentanwälte Am Ruhrstein 1
D-45133 Essen / DE
Application number, filing date82901278.001.04.1982
[1983/46]
WO1982US00384
Priority number, dateUS1981032188416.11.1981         Original published format: US 321884
[1983/46]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report
No.:WO8301860
Date:26.05.1983
[1983/13]
Type: A1 Application with search report 
No.:EP0093711
Date:16.11.1983
Language:EN
The application published by WIPO in one of the EPO official languages on 26.05.1983 takes the place of the publication of the European patent application.
[1983/46]
Search report(s)(Supplementary) European search report - dispatched on:EP27.04.1984
ClassificationIPC:G11B5/54, G11B21/22
[1983/46]
CPC:
G11B5/54 (EP,US)
Designated contracting statesCH,   DE,   FR,   GB,   LI,   SE [1983/46]
TitleGerman:EINRICHTUNG ZUM ZUSTELLEN UND ZURÜCKZIEHEN VON MAGNETKÖPFEN[1983/46]
English:MAGNETIC HEAD LOADING AND RETRACTION APPARATUS[1983/46]
French:DISPOSITIF DE CHARGEMENT ET DE RETRACTION DE TETES MAGNETIQUES[1983/46]
File destroyed:07.12.1992
Entry into regional phase06.08.1983National basic fee paid 
06.08.1983Search fee paid 
06.08.1983Designation fee(s) paid 
05.11.1983Examination fee paid 
Examination procedure05.11.1983Examination requested  [1984/03]
02.05.1985Despatch of a communication from the examining division (Time limit: M04)
13.09.1985Application deemed to be withdrawn, date of legal effect  [1986/11]
15.10.1985Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time  [1986/11]
Fees paidRenewal fee
17.04.1984Renewal fee patent year 03
29.04.1985Renewal fee patent year 04
Opt-out from the exclusive  Tooltip
competence of the Unified
Patent Court		 See the Register of the Unified Patent Court for opt-out data
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[X]JP5359408  ;
 [A]JP5564666  ;
 [A]US3864748  (HERDMAN CRAIG T, et al);
 [A]US3914792  (BEECROFT HAROLD JAMES);
 [E]WO8201439  (NEW WORLD COMPUTER CO INC [US])
 [X]  - PATENTS ABSTRACTS OF JAPAN, vol. 2, no. 94, August 5, 1978, page 4503 E 78 & JP - A - 53 59 408 (HITACHI SEISAKUSHO K.K.) (May 29, 1978), & JP5359408 A 00000000
 [A]  - PATENTS ABSTRACTS OF JAPAN,
 [A]  - PATENTS ABSTRACTS OF JAPAN, vol. 4, no. 107 (P-21) (589), July 31, 1980, page 94 P 21 & JP - A - 55 64 666 (HITACHI SEISAKUSHO K.K.) (May 15, 1980), & JP5564666 A 00000000
International search[X]US4120010  (MITSUYA YASUNAGA, et al);
 [X]US4209813  (BRYER PHILIP S [US]);
 [X]US4247877  (KELLER JACOB P, et al);
 [X]US4253125  (KANAMULLER FRANK X);
 [XP]US4302789  (VOS LEROY A);
 [XP]US4309732  (KRONFELD LEONARD E, et al);
 [XP]US4315292  (KRONFELD LEONARD E)
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.