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Extract from the Register of European Patents

EP About this file: EP0376459

EP0376459 - Recording heads with side shields [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  06.03.1998
Database last updated on 17.09.2024
Most recent event   Tooltip30.07.2004Change - lapse in a contracting state
Updated state(s): LU		published on 15.09.2004  [2004/38]
Applicant(s)For all designated states
QUANTUM CORPORATION
500 McCarthy Boulevard
Milpitas, CA 95035 / US
[N/P]
Former [1995/13]For all designated states
QUANTUM CORPORATION
500 McCarthy Boulevard
Milpitas California 95035 / US
Former [1990/27]For all designated states
DIGITAL EQUIPMENT CORPORATION
111 Powdermill Road
Maynard Massachusetts 01754-1418 / US
Inventor(s)01 / Das, Shyam Chandra
7, Shadow Oak Drive
Sudbury Massachusetts 01776 / US
[1990/27]
Representative(s)Goodman, Christopher, et al
Eric Potter Clarkson, Park View House, 58 The Ropewalk
Nottingham NG1 5DD / GB
[N/P]
Former [1990/27]Goodman, Christopher, et al
Eric Potter & Clarkson St. Mary's Court St. Mary's Gate
Nottingham NG1 1LE / GB
Application number, filing date89311811.715.11.1989
[1990/27]
Priority number, dateUS1988029239730.12.1988         Original published format: US 292397
[1990/27]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0376459
Date:04.07.1990
Language:EN
[1990/27]
Type: A3 Search report 
No.:EP0376459
Date:13.10.1993
Language:EN
[1993/41]
Type: B1 Patent specification 
No.:EP0376459
Date:02.05.1997
Language:EN
[1997/18]
Search report(s)(Supplementary) European search report - dispatched on:EP26.08.1993
ClassificationIPC:G11B5/11, G11B5/127, G11B5/187, G11B5/31, G11B5/33, G11B5/39
[1997/18]
CPC:
G11B5/3925 (EP); G11B5/11 (EP); G11B5/1278 (EP);
G11B5/187 (EP); G11B5/3116 (EP); G11B5/3143 (EP);
G11B5/315 (EP); G11B5/33 (EP); G11B5/3903 (EP) (-)
Former IPC [1990/27]G11B5/127, G11B5/187, G11B5/33, G11B5/11, G11B5/39, // G11B5/31
Designated contracting statesAT,   BE,   CH,   DE,   ES,   FR,   GB,   GR,   IT,   LI,   LU,   NL,   SE [1990/27]
TitleGerman:Aufzeichnungsköpfe mit Seitenabschirmung[1990/27]
English:Recording heads with side shields[1990/27]
French:Têtes d'enregistrement à écrans latéraux[1990/27]
Examination procedure24.11.1989Examination requested  [1990/27]
05.04.1995Despatch of a communication from the examining division (Time limit: M06)
02.10.1995Reply to a communication from the examining division
21.02.1996Despatch of a communication from the examining division (Time limit: M04)
17.05.1996Reply to a communication from the examining division
27.09.1996Despatch of communication of intention to grant (Approval: Yes)
04.11.1996Communication of intention to grant the patent
13.12.1996Fee for grant paid
13.12.1996Fee for publishing/printing paid
Opposition(s)03.02.1998No opposition filed within time limit [1998/17]
Fees paidRenewal fee
21.10.1991Renewal fee patent year 03
26.10.1992Renewal fee patent year 04
15.10.1993Renewal fee patent year 05
31.10.1994Renewal fee patent year 06
30.10.1995Renewal fee patent year 07
28.10.1996Renewal fee patent year 08
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.
Lapses during opposition  TooltipAT02.05.1997
BE02.05.1997
CH02.05.1997
ES02.05.1997
GR02.05.1997
LI02.05.1997
SE02.08.1997
LU15.11.1997
[2004/38]
Former [2002/24]AT02.05.1997
BE02.05.1997
CH02.05.1997
ES02.05.1997
GR02.05.1997
LI02.05.1997
SE02.08.1997
LU30.11.1997
Former [2000/04]AT02.05.1997
BE02.05.1997
CH02.05.1997
GR02.05.1997
LI02.05.1997
SE02.08.1997
LU30.11.1997
Former [1998/12]AT02.05.1997
BE02.05.1997
CH02.05.1997
LI02.05.1997
SE02.08.1997
Former [1998/10]AT02.05.1997
BE02.05.1997
CH02.05.1997
LI02.05.1997
Former [1998/04]AT02.05.1997
CH02.05.1997
LI02.05.1997
Former [1998/02]AT02.05.1997
Documents cited:Search[XP]JP1091313  ;
 [A]JP59119522  ;
 [A]JP57189321  ;
 [A]JP59227022  ;
 [A]JP62291713  ;
 [A]JP58108018  ;
 [A]JP63029311  ;
 [X]US3355727  (GAUBATZ DONALD C);
 [X]GB2092807  (OLIVETTI & CO SPA);
 [XP]WO8802166  (JAPAN BROADCASTING CORP [JP], et al);
 [XP]JPH01224909  (HITACHI LTD);
 [XP]EP0333347  (DIGITAL EQUIPMENT CORP [US])
 [XP]  - PATENT ABSTRACTS OF JAPAN vol. 13, no. 324 (P-903)(3672) 21 July 1989 & JP-A-10 91 313 ( NEC CORP ), & JP1091313 A 19890721
 [A]  - IBM TECHNICAL DISCLOSURE BULLETIN. vol. 23, no. 11, April 1981, ARMONK, NY, US pages 5097 - 5098 P. A. ALBERT ET AL.
 [A]  - PATENT ABSTRACTS OF JAPAN vol. 8, no. 248 (P-313)14 November 1984 & JP-A-59 119 522 ( SUWA SEIKOSHA K.K. ) 10 July 1984, & JP59119522 A 19840710
 [A]  - PATENT ABSTRACTS OF JAPAN vol. 7, no. 038 (P-176)16 February 1983 & JP-A-57 189 321 ( FUJITSU K. K. ) 20 November 1982, & JP57189321 A 19821120
 [A]  - PATENT ABSTRACTS OF JAPAN vol. 9, no. 105 (P-354)9 May 1985 & JP-A-59 227 022 ( SANYO DENKI K.K. ) 20 December 1984, & JP59227022 A 19841220
 [A]  - PATENT ABSTRACTS OF JAPAN vol. 12, no. 180 (P-709)27 May 1988 & JP-A-62 291 713 ( NEC CORP ) 18 December 1987, & JP62291713 A 19871218
 [A]  - PATENT ABSTRACTS OF JAPAN vol. 7, no. 212 (P-224)20 September 1983 & JP-A-58 108 018 ( SUWA SEIKOSHA K.K. ) 28 June 1983, & JP58108018 A 19830628
 [A]  - PATENT ABSTRACTS OF JAPAN vol. 12, no. 238 (P-726)7 July 1988 & JP-A-63 029 311 ( ALPS ELECTRIC CO LTD ) 8 February 1988, & JP63029311 A 19880208
ExaminationUS4374403
 EP0317633
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.