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Extract from the Register of European Patents

EP About this file: EP0101616

EP0101616 - Magnetic head shifting means for flexible disk memory system [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  09.06.1988
Database last updated on 11.09.2024
Most recent event   Tooltip09.06.1988No opposition filed within time limitpublished on 27.07.1988 [1988/30]
Applicant(s)For all designated states
MITSUBISHI DENKI KABUSHIKI KAISHA
2-3, Marunouchi 2-chome Chiyoda-ku
Tokyo 100 / JP
[N/P]
Former [1984/09]For all designated states
MITSUBISHI DENKI KABUSHIKI KAISHA
2-3, Marunouchi 2-chome Chiyoda-ku
Tokyo 100 / JP
Inventor(s)01 / Hasegawa, Tadashi c/o Mitsubishi Denki K.K.
Computer Works 325, Kamimachiya Kamakura-shi
Kanagawa / JP
02 / Kobayashi, Yoshiharu c/o Mitsubishi Denki K.K.
Computer Works 325, Kamimachiya Kamakura-shi
Kanagawa / JP
03 / Iwamoto, Akira c/o Mitsubishi Denki K.K.
Computer Works 325, Kamimachiya Kamakura-shi
Kanagawa / JP
04 / Tedaka, Yoshihisa c/o Mitsubishi Denki K.K.
Computer Works 325, Kamimachiya Kamakura-shi
Kanagawa / JP
[1984/09]
Representative(s)Eisenführ Speiser
Patentanwälte Rechtsanwälte PartGmbB
Postfach 10 60 78
28060 Bremen / DE
[N/P]
Former [1984/09]Eisenführ, Speiser & Partner
Martinistrasse 24
D-28195 Bremen / DE
Application number, filing date83108189.819.08.1983
[1984/09]
Priority number, dateJP1982014570123.08.1982         Original published format: JP 14570182
[1984/09]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0101616
Date:29.02.1984
Language:EN
[1984/09]
Type: A3 Search report 
No.:EP0101616
Date:05.09.1984
Language:EN
[1984/36]
Type: B1 Patent specification 
No.:EP0101616
Date:16.06.1987
Language:EN
[1987/25]
Search report(s)(Supplementary) European search report - dispatched on:EP04.07.1984
ClassificationIPC:G11B5/54, // G11B5/58
[1984/09]
CPC:
G11B5/58 (EP,US); G11B5/54 (EP,US)
Designated contracting statesDE,   FR,   GB [1984/09]
TitleGerman:Magnetkopf-Verschiebungsmittel für ein Speichersystem mit biegsamer Platte[1984/09]
English:Magnetic head shifting means for flexible disk memory system[1984/09]
French:Moyen de déplacement de tête magnétique pour un système de mémoire à disque flexible[1984/09]
Examination procedure02.11.1984Examination requested  [1985/03]
27.09.1985Despatch of a communication from the examining division (Time limit: M04)
18.12.1985Reply to a communication from the examining division
20.03.1986Despatch of a communication from the examining division (Time limit: M02)
16.05.1986Reply to a communication from the examining division
22.08.1986Despatch of communication of intention to grant (Approval: )
05.12.1986Communication of intention to grant the patent
21.02.1987Fee for grant paid
21.02.1987Fee for publishing/printing paid
Opposition(s)17.03.1988No opposition filed within time limit [1988/30]
Fees paidRenewal fee
27.08.1985Renewal fee patent year 03
26.08.1986Renewal fee patent year 04
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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[AP]JP57088570  ;
 [AP]JP57147160  ;
 [A]FR2108475  (RCA CORP);
 [A]FR2299696  (IBM [US]);
 [A]US4166284  (DANIELS KENNETH M [US]);
 [A]DE2948147  (HITACHI LTD);
 [A]GB2060979  (DIGITAL EQUIPMENT CORP);
 [A]EP0044151  (OLIVETTI & CO SPA [IT], et al);
 [A]GB2081959  (SONY CORP);
 [A]EP0049943  (MITSUBISHI ELECTRIC CORP [JP])
 [A]  - IBM TECHNICAL DISCLOSURE BULLETIN, vol. 17, no. 1, June 1974, pages 219-220, Armonk, N.Y., US. E. H. EMPSON et al.: "Single spring bidirectional crash stop for use at central axis of linear voice coil motor"
 [A]  - RADIO ELEKTRONIK SCHAU, vol. 52, no. 2, 1976, pages 18-21, Technische Verlag Erb GesmbH, Vienna, ATAT. W. MEISTER: "The floppy disk-data store for the future"
 [AP]  - PATENTS ABSTRACTS OF JAPAN, vol. 6, no. 171 (P-140)[1049], 4th September 1982 & JP-A-57 088 570 (RICOH K.K.) 02-06-1982, & JP57088570 A 00000000
 [AP]  - PATENTS ABSTRACTS OF JAPAN, vol. 6, no. 252 (P-161)[1130], 10th December 1982 & JP-A-57 147 160 (TOKYO SHIBAURA DENKI K.K.) 10-09-1982, & JP57147160 A 00000000
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.