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Extract from the Register of European Patents

EP About this file: EP0188523

EP0188523 - IMPROVED SUBSTRATE FOR RIGID DISK STORAGE MEDIA AND METHOD AND APPARATUS FOR MAKING THE SAME [Right-click to bookmark this link]
StatusThe application has been withdrawn
Status updated on  20.02.1990
Database last updated on 02.11.2024
Most recent event   Tooltip07.07.2007Change - inventorpublished on 08.08.2007  [2007/32]
Applicant(s)For all designated states
FALCORE CO., LTD.
6-1 Marunouchi 2-chome
Chiyoda-ku, Tokyo 100 / JP
[1986/31]
Inventor(s)01 / COE, Thomas, U.
15217 Sobey Road
Saratoga, CA 95070 / US
[1986/31]
Representative(s)Isarpatent
Patent- und Rechtsanwälte Barth
Charles Hassa Peckmann & Partner mbB
Postfach 44 01 51
80750 München / DE
[N/P]
Former [1986/31]Reinhard - Skuhra - Weise & Partner
Postfach 44 01 51
D-80750 München / DE
Application number, filing date85903528.919.06.1985
[1986/31]
WO1985US01182
Priority number, dateUS1984062817706.07.1984         Original published format: US 628177
[1986/31]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO8600741
Date:30.01.1986
Language:EN
[1986/03]
Type: A1 Application with search report 
No.:EP0188523
Date:30.07.1986
Language:EN
The application published by WIPO in one of the EPO official languages on 30.01.1986 takes the place of the publication of the European patent application.
[1986/31]
Search report(s)International search report - published on:US30.01.1986
(Supplementary) European search report - dispatched on:EP24.08.1987
ClassificationIPC:G11B5/82
[1986/31]
CPC:
B29D17/007 (EP); G11B5/82 (EP,KR); G11B23/0021 (EP);
G11B5/716 (EP); G11B7/26 (EP)
Designated contracting statesAT,   BE,   CH,   DE,   FR,   GB,   IT,   LI,   LU,   NL,   SE [1986/31]
TitleGerman:SUBSTRAT FÜR FESTPLATTENSPEICHER SOWIE VERFAHREN UND VORRICHTUNG DAZU[1986/31]
English:IMPROVED SUBSTRATE FOR RIGID DISK STORAGE MEDIA AND METHOD AND APPARATUS FOR MAKING THE SAME[1986/31]
French:SUBSTRAT AMELIORE POUR SUPPORT D'ENREGISTREMENT A DISQUE RIGIDE; PROCEDE ET APPAREIL DE FABRICATION D'UN TEL SUBSTRAT[1986/31]
File destroyed:18.06.1996
Entry into regional phase02.04.1986National basic fee paid 
02.04.1986Search fee paid 
02.04.1986Designation fee(s) paid 
15.07.1986Examination fee paid 
Examination procedure15.07.1986Examination requested  [1986/37]
05.08.1986Loss of particular rights, legal effect: Claims
03.10.1986Despatch of communication of loss of particular rights: Claims {1}
03.03.1989Despatch of a communication from the examining division (Time limit: M06)
28.07.1989Reply to a communication from the examining division
09.02.1990Application withdrawn by applicant  [1990/15]
Fees paidRenewal fee
28.04.1987Renewal fee patent year 03
30.05.1988Renewal fee patent year 04
06.06.1989Renewal fee patent year 05
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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[Y]FR1353896  (NCR CO);
 [Y]GB667826  (LINK BELT CO);
 [A]DE3102759  (KOBE STEEL LTD [JP]);
 [A]US4374795  (KEILP JOHN P, et al)
International search[X]US3761333  (KLEINBECK E, et al);
 [A]US3808079  (AKASHI G, et al);
 [X]US3886052  (SMITH ROBERT SAMUEL);
 [X]US4430387  (NAKAGAWA NOBUO [JP], et al);
 [X]US4069360  (YANAGISAWA MASAHIRO, et al);
 [X]US4029541  (BARLOW MALCOLM, et al);
 [X]US4525759  (VALAYIL SILVESTER P [US], et al);
 [X]US4030138  (HILLIER JAMES);
 [X]US3797035  (HUNT R, et al)
 [X]  - IBM TDB, Vol. 23, No. 1, June 1980, page 306, N. F. DOERNER; Magnetic Recording Disk with High Start/Stop Durability and Low Magnetic Errors
 [X]  - IBM TDM, Vol. 23, No. 9, February 1981, pages 4032-4033, A. T. FLETCHER; Diskette Marking.
 [A]  - IBM TDB, Vol. 26, No. 3A, August 1983, pages 1208-1209; W. H. BACHMAN; Magnetic Disk Container.
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.