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Extract from the Register of European Patents

EP About this file: EP1346348

EP1346348 - MAGNETIC RECORDING MEDIUM AND MAGNETIC STORAGE APPARATUS [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  12.09.2008
Database last updated on 12.06.2024
Most recent event   Tooltip23.10.2009Change - representativepublished on 25.11.2009  [2009/48]
Applicant(s)For all designated states
FUJITSU LIMITED
1-1, Kamikodanaka 4-chome, Nakahara-ku Kawasaki-shi
Kanagawa 211-8588 / JP
[N/P]
Former [2007/45]For all designated states
FUJITSU LIMITED
1-1, Kamikodanaka 4-chome, Nakahara-ku Kawasaki-shi
Kanagawa 211-8588 / JP
Former [2003/39]For all designated states
FUJITSU LIMITED
1-1, Kamikodanaka 4-chome, Nakahara-ku
Kawasaki-shi, Kanagawa 211-8588 / JP
Inventor(s)01 / ACHARYA, B. Ramamurthy
305 Elan Village Lane, No 230
San Jose, CA 95134 / US
02 / ABARRA, E. Noel Fujitsu Limited
1-1, Kamikodanaka 4-chome, Nakahara-ku
Kawasaki-shi, Kanagawa 211-8588 / JP
 [2003/39]
Representative(s)Fenlon, Christine Lesley
Haseltine Lake LLP
Lincoln House, 5th Floor
300 High Holborn
London WC1V 7JH / GB
[N/P]
Former [2009/48]Fenlon, Christine Lesley
Haseltine Lake LLP Lincoln House, 5th Floor 300 High Holborn
London WC1V 7JH / GB
Former [2003/39]Fenlon, Christine Lesley
Haseltine Lake, Imperial House, 15-19 Kingsway
London WC2B 6UD / GB
Application number, filing date00977999.229.11.2000
[2003/39]
WO2000JP08403
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO0245080
Date:06.06.2002
Language:EN
[2002/23]
Type: A1 Application with search report 
No.:EP1346348
Date:24.09.2003
Language:EN
The application published by WIPO in one of the EPO official languages on 06.06.2002 takes the place of the publication of the European patent application.
[2003/39]
Type: B1 Patent specification 
No.:EP1346348
Date:07.11.2007
Language:EN
[2007/45]
Search report(s)International search report - published on:EP06.06.2002
ClassificationIPC:G11B5/66, G11B5/62, G11B5/00
[2003/39]
CPC:
G11B5/678 (EP,KR,US); G11B5/00 (EP,US); G11B5/012 (EP,KR,US);
G11B5/672 (EP,KR,US); G11B5/74 (EP,KR,US); G11B5/82 (EP,KR,US);
G11B2005/0002 (EP,US); G11B2005/0005 (EP,US); Y10S428/90 (KR);
Y10T428/12465 (EP,US); Y10T428/12861 (EP,US); Y10T428/12868 (EP,US);
Y10T428/12931 (EP,US) (-)
Designated contracting statesDE,   FR,   GB [2004/22]
Former [2003/39]AT,  BE,  CH,  CY,  DE,  DK,  ES,  FI,  FR,  GB,  GR,  IE,  IT,  LI,  LU,  MC,  NL,  PT,  SE 
TitleGerman:MAGNETAUFZEICHNUNGSMEDIUM UND MAGNETSPEICHERGERÄT[2003/39]
English:MAGNETIC RECORDING MEDIUM AND MAGNETIC STORAGE APPARATUS[2003/39]
French:SUPPORT D'ENREGISTREMENT MAGNETIQUE ET DISPOSITIF DE STOCKAGE MAGNETIQUE[2003/39]
Entry into regional phase22.05.2003National basic fee paid 
22.05.2003Designation fee(s) paid 
22.05.2003Examination fee paid 
Examination procedure05.03.2002Request for preliminary examination filed
International Preliminary Examining Authority: EP
26.05.2003Examination requested  [2003/39]
11.05.2006Despatch of a communication from the examining division (Time limit: M04)
21.09.2006Reply to a communication from the examining division
22.05.2007Communication of intention to grant the patent
17.09.2007Fee for grant paid
17.09.2007Fee for publishing/printing paid
Divisional application(s)EP07116201.0  / EP1863016
EP07116202.8  / EP1863017
Opposition(s)08.08.2008No opposition filed within time limit [2008/42]
Fees paidRenewal fee
22.05.2003Renewal fee patent year 03
27.11.2003Renewal fee patent year 04
25.11.2004Renewal fee patent year 05
28.11.2005Renewal fee patent year 06
29.11.2006Renewal fee patent year 07
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Cited inInternational search[X]JPH06231958  ;
 [X]EP0388088  (IBM [US]) [X] 1 * claim - *;
 [X]EP0709830  (HOYA CORP [JP]) [X] 1 * claim - *;
 [X]EP0718829  (HOYA CORP [JP]) [X] 1 * claim - *;
 [X]US5583727  (PARKIN STUART S P [US]) [X] 1,3,5 * column 10, line 8 - line 35; claim 5 *;
 [X]US5834111  (LAL BRIJ BIHARI [US], et al) [X] 1 * column 3, line 30 - column 2, line 21 *;
 [X]US5851656  (OHKUBO KEIJI [JP]) [X] 1 * claim - *;
 [X]EP0892393  (IBM [US]) [X] 1,7,8 * claim - *;
 [X]US5954927  (KOBAYASHI MASATO [JP], et al) [X] 1 * example - *;
 [E]EP1059629  (FUJITSU LTD [JP]) [E] 1,7,8,19 * paragraph [0034]; claim - *;
 [E]GB2355018  (IBM [US]) [E] 1,7,8,19 * the whole document *;
 [X]  - PATENT ABSTRACTS OF JAPAN, (19990331), vol. 1999, no. 07, & JP06231958 A 19940819 (INTERNATL BUSINESS MACH CORP ) [X] 1,7,8 * abstract *
 [X]  - FARROW R F C ET AL, "Magnetic superlattices: Molecular beam epitaxial growth and properties of artificially and naturally-layered structures", JOURNAL OF CRYSTAL GROWTH, NORTH-HOLLAND PUBLISHING CO. AMSTERDAM, NL, (19950501), vol. 150, no. 9714, ISSN 0022-0248, pages 1126 - 1131, XP000627847 [X] 1 * page 1127, column 2, line 26 - page 1128, column 1, line 8 * * page 1129, column 1, line 12 - line 27 *

DOI:   http://dx.doi.org/10.1016/0022-0248(95)80115-S
 [A]  - MURDOCK E S ET AL, "NOISE PROPERTIES OF MULTILAYERED CO-ALLOY MAGNETIC RECORDING MEDIA", IEEE TRANSACTIONS ON MAGNETICS, IEEE INC. NEW YORK, US, (19900901), vol. 26, no. 5, ISSN 0018-9464, pages 2700 - 2705, XP000150572 [A] 1 * page 2700, column 1, line 1 - line 14 *

DOI:   http://dx.doi.org/10.1109/20.104844
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.