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Extract from the Register of European Patents

EP About this file: EP1764424

EP1764424 - Magnetic substrate, laminate of magnetic substrate and method for producing thereof [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  17.08.2012
Database last updated on 26.06.2024
Most recent event   Tooltip17.08.2012No opposition filed within time limitpublished on 19.09.2012  [2012/38]
Applicant(s)For all designated states
Nakagawa Special Steel Co., Inc
3-5-4, Tsukiji Chuo-ku Tokyo
104-0045 / JP
[N/P]
Former [2009/15]For all designated states
Nakagawa Special Steel Co., Ltd.
3-5-4, Tsukiji Chuo-ku Tokyo
104-0045 / JP
Former [2007/12]For all designated states
Mitsui Chemicals, Inc.
5-2, Higashi-Shimbashi 1-chome, Minato-ku
Tokyo 105-7117 / JP
Inventor(s)01 / Maruko, Nobuhiro
c/o Mitsui Chemicals, Inc.
Sodegaura-shi
Chiba 299-0265 / JP
02 / Yoshida, Mitsunobu
c/o Mitsui Chemicals, Inc.
Sodegaura-shi
Chiba 299-0265 / JP
03 / Watanabe, Hiroshi
c/o Mitsui Chemicals, Inc.
Sodegaura-shi
Chiba 299-0265 / JP
04 / Ono, Takashi
c/o Mitsui Chemicals, Inc.
Sodegaura-shi
Chiba 299-0265 / JP
05 / Nogi, Hidenobu
c/o Mitsui Chemicals, Inc.
Sodegaura-shi
Chiba 299-0265 / JP
06 / Nakata, Tomoyuki
c/o Mitsui Chemicals, Inc.
Sodegaura-shi
Chiba 299-0265 / JP
 [2011/41]
Former [2007/12]01 / Maruko, Nobuhiro
c/o Mitsui Chemicals, Inc., Sodegaura-shi
Chiba 299-0265 / JP
02 / Yoshida, Mitsunobu
c/o Mitsui Chemicals, Inc., Sodegaura-shi
Chiba 299-0265 / JP
03 / Watanabe, Hiroshi
c/o Mitsui Chemicals, Inc., Sodegaura-shi
Chiba 299-0265 / JP
04 / Ono, Takashi
c/o Mitsui Chemicals, Inc., Sodegaura-shi
Chiba 299-0265 / JP
05 / Nogi, Hidenobu
c/o Mitsui Chemicals, Inc., Sodegaura-shi
Chiba 299-0265 / JP
06 / Nakata, Tomoyuki
c/o Mitsui Chemicals, Inc., Sodegaura-shi
Chiba 299-0265 / JP
Representative(s)Hoffmann Eitle
Patent- und Rechtsanwälte PartmbB
Arabellastraße 30
81925 München / DE
[N/P]
Former [2011/41]HOFFMANN EITLE
Patent- und Rechtsanwälte Arabellastraße 4
81925 München / DE
Former [2008/31]HOFFMANN EITLE
Patent- und Rechtsanwälte Arabellastrasse 4
81925 München / DE
Former [2007/12]HOFFMANN EITLE
Patent- und Rechtsanwälte Arabellastrasse 4
81925 München / DE
Application number, filing date06021733.815.01.2003
[2007/12]
Priority number, dateJP2002000702316.01.2002         Original published format: JP 2002007023
JP2002001760925.01.2002         Original published format: JP 2002017609
JP2002008993127.03.2002         Original published format: JP 2002089931
JP2002011101812.04.2002         Original published format: JP 2002111018
[2007/12]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP1764424
Date:21.03.2007
Language:EN
[2007/12]
Type: B1 Patent specification 
No.:EP1764424
Date:12.10.2011
Language:EN
[2011/41]
Search report(s)(Supplementary) European search report - dispatched on:EP13.02.2007
ClassificationIPC:C22C45/04, C21D6/00, H01F1/14, H01F1/16, H01F10/12, H01F1/153
[2007/12]
CPC:
H01F1/15308 (EP,US); C22C45/04 (EP,KR,US); C21D6/00 (KR);
C22C45/02 (EP,US); H01F1/14 (KR); H01F1/15316 (EP,US);
H01F1/15341 (EP,US); H01F1/15358 (EP,US); H01F1/15366 (EP,US);
H01F1/15383 (EP,US); H01F1/16 (KR); H01F41/0226 (EP,US);
C21D9/46 (EP,US); H01F1/15375 (EP,US); H01F17/045 (EP,US);
Y10T428/12465 (EP,US); Y10T428/12771 (EP,US); Y10T428/1291 (EP,US);
Y10T428/32 (EP,US) (-)
Designated contracting statesDE,   FR,   GB [2007/48]
Former [2007/12]AT,  BE,  BG,  CH,  CY,  CZ,  DE,  DK,  EE,  ES,  FI,  FR,  GB,  GR,  HU,  IE,  IT,  LI,  LU,  MC,  NL,  PT,  SE,  SI,  SK,  TR 
TitleGerman:Magnetisches Grundmaterial, Laminat aus magnetischem Grundmaterial und zugehöriges Herstellungsverfahren[2007/12]
English:Magnetic substrate, laminate of magnetic substrate and method for producing thereof[2007/12]
French:Matériau de base magnétique, lamine à base de ce matériau de base magnétique et procédé de fabrication[2007/12]
Examination procedure13.09.2007Examination requested  [2007/44]
22.09.2007Loss of particular rights, legal effect: designated state(s)
22.10.2007Despatch of a communication from the examining division (Time limit: M06)
06.11.2007Despatch of communication of loss of particular rights: designated state(s) AT, BE, BG, CH, CY, CZ, DK, EE, ES, FI, GR, HU, IE, IT, LU, MC, NL, PT, SE, SI, SK, TR
28.04.2008Reply to a communication from the examining division
27.10.2009Despatch of a communication from the examining division (Time limit: M06)
06.05.2010Reply to a communication from the examining division
29.04.2011Communication of intention to grant the patent
25.08.2011Fee for grant paid
25.08.2011Fee for publishing/printing paid
Parent application(s)   TooltipEP03701093.1  / EP1473377
Divisional application(s)The date of the Examining Division's first communication in respect of the earliest application for which a communication has been issued (EP20030701093) is  21.04.2006
Opposition(s)13.07.2012No opposition filed within time limit [2012/38]
Fees paidRenewal fee
06.11.2006Renewal fee patent year 03
06.11.2006Renewal fee patent year 04
06.11.2006Renewal fee patent year 05
23.01.2008Renewal fee patent year 06
28.01.2009Renewal fee patent year 07
26.01.2010Renewal fee patent year 08
25.01.2011Renewal fee patent year 09
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Documents cited:Search[X]JPS62226603  ;
 [X]US4067732  (RAY RANJAN) [X] 1-7 * column 2, line 15 - line 33 * * column 3, line 39 - line 41 * * column 4, line 6 - line 65 * * column 5, line 1 - column 6, line 41 * * column 7 - column 10; tables I-VIII * * claims 1-13 *;
 [X]GB1547461  (ALLIED CHEM) [X] 1-7 * page 2, line 39 - line 42 * * page 3, line 31 - line 65 * * page 4, line 3 - page 5, line 41 * * tables I-VIII * * claims 1-21 *;
 [X]US4225339  (INOMATA KOICHIRO, et al) [X] 1-7 * column 1, line 25 - line 27 * * column 3, line 67 - line 68 * * column 6 - column 7; table 1 *;
 [X]US4385944  (HASEGAWA RYUSUKE) [X] 1-7 * column 2, line 32 - line 35 * * column 3, line 7 - column 4, line 17 * * claims 1,2 *;
 [A]US4437907  (SATO TAKASHI [JP], et al) [A] 1-7 * column 6; example 1 ** claims *; column 7 - column 8; table 1 *;
 [DX]US5567537  (YOSHIZAWA YOSHIHITO [JP], et al) [DX] 1-7 * column 5, line 19 - line 23 * * column 6, line 6 - lines 29,65 * * column 7, line 1 - line 19 * * column 7, line 53 - column 8, line 60; table 1 * * column 9, line 5 - line 41 * * column 10, line 53 - line 54; table 3 * * column 11, line 39 - line 44; table 4 * * claims 1,2,6,7 *;
 [X]WO0028556  (ALLIED SIGNAL INC [US]) [X] 1-7 * page 3, line 9 - line 14 * * page 4, line 6 - line 18 * * page 7, line 5 - line 8 * * page 8, line 10 - line 11 * * page 9, line 6 - line 13 * * page 10 - page 11; example 1 * * page 13; example 2 * * page 14 - page 15; example 3; claims 2,3,8,11,15,16,26 *
 [X]  - PATENT ABSTRACTS OF JAPAN, (19880326), vol. 012, no. 094, Database accession no. (E - 593), & JP62226603 A 19871005 (HITACHI METALS LTD) [X] 1-7 * abstract * * table 1 *
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.