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Extract from the Register of European Patents

EP About this file: EP2374904

EP2374904 - Steel wire material for spring and its producing method [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  21.11.2014
Database last updated on 03.06.2024
Most recent event   Tooltip21.11.2014No opposition filed within time limitpublished on 24.12.2014  [2014/52]
Applicant(s)For all designated states
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
10-26 Wakinohama-cho 2-chome Chuo-ku
Kobe-Shi, Hyogo 651-8585 / JP
[2011/41]
Inventor(s)01 / Yoshihara, Nao
c/o Kobe Works in Kobe Steel, Ltd.
Nadahamahigashi-cho 2
Nada-ku
Kobe-shi Hyogo 657-0863 / JP
02 / Koizumi, Fujio
c/o Kobe Works in Kobe Steel, Ltd.
Nadahamahigashi-cho 2
Nada-ku
Kobe-shi Hyogo 657-0863 / JP
03 / Inoue, Hirokazu
c/o Kobe Works in Kobe Steel, Ltd.
Nadahamahigashi-cho 2
Nada-ku
Kobe-shi Hyogo 657-0863 / JP
04 / Takaoka, Katsuya
c/o Kobe Works in Kobe Steel, Ltd.
Nadahamahigashi-cho 2
Nada-ku
Kobe-shi Hyogo 657-0863 / JP
05 / Miyazaki, Shoji
c/o Kobe Works in Kobe Steel, Ltd.
Nadahamahigashi-cho 2
Nada-ku
Kobe-shi Hyogo 657-0863 / JP
06 / Nagamatsu, Sayaka
c/o Kobe Works in Kobe Steel, Ltd.
Nadahamahigashi-cho 2
Nada-ku
Kobe-shi Hyogo 657-0863 / JP
 [2014/01]
Former [2011/41]01 / Yoshihara, Nao
Kobe Works Steel, Ltd.
Nadahamahigashi-cho 2
Nada-ku
Kobe-shi Hyogo 657-0863 / JP
02 / Koizumi, Fujio
Kobe Works Steel, Ltd.
Nadahamahigashi-cho 2
Nada-ku
Kobe-shi Hyogo 657-0863 / JP
03 / Inoue, Hirokazu
Kobe Works Steel, Ltd.
Nadahamahigashi-cho 2
Nada-ku
Kobe-shi Hyogo 657-0863 / JP
04 / Takaoka, Katsuya
Kobe Works Steel, Ltd.
Nadahamahigashi-cho 2
Nada-ku
Kobe-shi Hyogo 657-0863 / JP
05 / Miyazaki, Shoji
Kobe Works Steel, Ltd.
Nadahamahigashi-cho 2
Nada-ku
Kobe-shi Hyogo 657-0863 / JP
06 / Nagamatsu, Sayaka
Kobe Works Steel, Ltd.
Nadahamahigashi-cho 2
Nada-ku
Kobe-shi Hyogo 657-0863 / JP
Representative(s)Müller-Boré & Partner Patentanwälte PartG mbB
Friedenheimer Brücke 21
80639 München / DE
[N/P]
Former [2011/41]Müller-Boré & Partner Patentanwälte
Grafinger Straße 2
81671 München / DE
Application number, filing date11004880.815.07.2008
[2011/41]
Priority number, dateJP2007019000020.07.2007         Original published format: JP 2007190000
JP2007019000120.07.2007         Original published format: JP 2007190001
[2011/41]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP2374904
Date:12.10.2011
Language:EN
[2011/41]
Type: B1 Patent specification 
No.:EP2374904
Date:15.01.2014
Language:EN
[2014/03]
Search report(s)(Supplementary) European search report - dispatched on:EP09.09.2011
ClassificationIPC:C21D9/02, C22C38/28, C22C38/20, C21D8/06, C21D9/52
[2011/41]
CPC:
C21D8/06 (EP,US); C21D8/065 (KR); C21D9/02 (KR);
C22C38/02 (EP,KR,US); C22C38/04 (EP,KR,US); C22C38/06 (EP,KR,US);
C22C38/08 (KR); C22C38/14 (KR); C22C38/18 (KR);
C22C38/20 (EP,KR,US); C22C38/28 (EP,KR,US); C22C38/42 (EP,KR,US);
C22C38/46 (EP,KR,US); C22C38/50 (EP,KR,US); Y10T428/12958 (EP,US) (-)
Designated contracting statesDE,   FR,   GB,   IT [2011/41]
TitleGerman:Stahldrahtmaterial für Feder und Herstellungsverfahren dafür[2011/41]
English:Steel wire material for spring and its producing method[2011/41]
French:Matériau de fil dýacier pour ressort et son procédé de production[2011/41]
Examination procedure06.03.2012Amendment by applicant (claims and/or description)
08.03.2012Examination requested  [2012/16]
15.05.2012Despatch of a communication from the examining division (Time limit: M04)
05.07.2012Reply to a communication from the examining division
26.07.2013Communication of intention to grant the patent
28.11.2013Fee for grant paid
28.11.2013Fee for publishing/printing paid
Parent application(s)   TooltipEP08012776.4  / EP2017358
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 (EP20080012776) is  23.06.2009
Opposition(s)16.10.2014No opposition filed within time limit [2014/52]
Fees paidRenewal fee
30.06.2011Renewal fee patent year 03
30.06.2011Renewal fee patent year 04
30.07.2012Renewal fee patent year 05
31.07.2013Renewal fee patent year 06
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Documents cited:Search[X]WO2006022009  (DAIDO STEEL CO LTD [JP], et al) [X] 1-5 * abstract *;
 US2007256765  [ ] (KIMURA KAZUYOSHI [JP], et al) [ ] * claims 1-16; tables 1-7 *;
 [XD]JP2004010965  (DAIDO STEEL CO LTD) [XD] 1-5 * abstract *;
 [XD]JP2002047539  (KOBE STEEL LTD) [XD] 1-5 * abstract *;
 [A]FR2894987  (ASCOMETAL SA [FR], et al) [A] 1-5 * claims 1-6; tables 1-4 *;
 [A]EP0943697  (NIPPON STEEL CORP [JP]) [A] 1-5 * figures 1-4; claims 1-10; tables 1-5 *;
 [A]JPH10287958  (KOBE STEEL LTD) [A] 1-5 * abstract *;
 [A]EP1712653  (KOBE STEEL LTD [JP]) [A] 1-5 * claims 1-7 *;
 [A]JP2003268453  (AICHI STEEL WORKS LTD) [A] 1-5 * abstract *
 [A]  - SHIMOTSUSA MASATAKA ET AL, "Wire rod for suspension spring with excellent corrosion fatigue life", WIRE JOURNAL INTERNATIONAL, GUILFORD, CT, US, (19980301), vol. 31, no. 3, ISSN 0277-4275, pages 78 - 83, XP009109677 [A] 1-5 * table 1 *
by applicantJP2002194432
 JP2007009300
 JP2002047539
 JP2004010965
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.