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Extract from the Register of European Patents

EP About this file: EP3690073

EP3690073 - OIL WELL PIPE MARTENSITIC STAINLESS SEAMLESS STEEL PIPE AND PRODUCTION METHOD FOR SAME [Right-click to bookmark this link]
StatusRequest for examination was made
Status updated on  03.07.2020
Database last updated on 05.10.2024
FormerThe international publication has been made
Status updated on  06.04.2019
Most recent event   Tooltip24.09.2024New entry: Renewal fee paid 
Applicant(s)For all designated states
JFE Steel Corporation
2-3, Uchisaiwai-cho 2-chome Chiyoda-ku
Tokyo 100-0011 / JP
[2020/32]
Inventor(s)01 / ENDO Mami
c/o Intellectual Property Dept.
JFE STEEL CORPORATION
2-3 Uchisaiwai-cho 2-chome
Chiyoda-ku
Tokyo 100-0011 / JP
02 / KAMO Yuichi
c/o Intellectual Property Dept.
JFE STEEL CORPORATION
2-3 Uchisaiwai-cho 2-chome
Chiyoda-ku
Tokyo 100-0011 / JP
03 / YUGA Masao
c/o Intellectual Property Dept.
JFE STEEL CORPORATION
2-3 Uchisaiwai-cho 2-chome
Chiyoda-ku
Tokyo 100-0011 / JP
 [2020/32]
Representative(s)Grünecker Patent- und Rechtsanwälte PartG mbB
Leopoldstraße 4
80802 München / DE
[2020/32]
Application number, filing date18861269.104.09.2018
[2020/32]
WO2018JP32685
Priority number, dateJP2017019007529.09.2017         Original published format: JP 2017190075
[2020/32]
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2019065115
Date:04.04.2019
Language:JA
[2019/14]
Type: A1 Application with search report 
No.:EP3690073
Date:05.08.2020
Language:EN
[2020/32]
Search report(s)International search report - published on:JP04.04.2019
(Supplementary) European search report - dispatched on:EP09.06.2020
ClassificationIPC:C22C38/00, C22C38/44, C22C38/46, C22C38/50, C22C38/42, C22C38/52, C22C38/48, C22C38/02, C22C38/04, C22C38/06, C22C38/54, C21D9/08, C21D1/22, C21D8/10
[2020/32]
CPC:
C21D1/22 (EP,US); C21D9/085 (EP,US); C21D8/10 (EP);
C21D8/105 (EP,US); C21D9/08 (EP); C22C38/00 (EP);
C22C38/001 (EP,US); C22C38/002 (EP,US); C22C38/005 (EP);
C22C38/02 (EP,US); C22C38/04 (EP); C22C38/06 (EP,US);
C22C38/42 (EP,US); C22C38/44 (EP,US); C22C38/46 (EP,US);
C22C38/48 (EP,US); C22C38/50 (EP,US); C22C38/52 (EP,US);
C22C38/54 (EP); C21D2211/008 (US) (-)
Designated contracting statesAL,   AT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   HR,   HU,   IE,   IS,   IT,   LI,   LT,   LU,   LV,   MC,   MK,   MT,   NL,   NO,   PL,   PT,   RO,   RS,   SE,   SI,   SK,   SM,   TR [2020/32]
TitleGerman:NAHTLOSES ROHR AUS MARTENSITISCHEM EDELSTAHL FÜR ÖLBOHRLOCH UND HERSTELLUNGSVERFAHREN DAFÜR[2020/32]
English:OIL WELL PIPE MARTENSITIC STAINLESS SEAMLESS STEEL PIPE AND PRODUCTION METHOD FOR SAME[2020/32]
French:TUYAU SANS SOUDURE EN ACIER INOXYDABLE À BASE DE MARTENSITE POUR TUBAGE DE PUITS DE PÉTROLE, ET PROCÉDÉ DE FABRICATION DE CELUI-CI[2020/32]
Entry into regional phase11.03.2020Translation filed 
11.03.2020National basic fee paid 
11.03.2020Search fee paid 
11.03.2020Designation fee(s) paid 
11.03.2020Examination fee paid 
Examination procedure11.03.2020Examination requested  [2020/32]
15.12.2020Amendment by applicant (claims and/or description)
Fees paidRenewal fee
25.09.2020Renewal fee patent year 03
28.09.2021Renewal fee patent year 04
28.09.2022Renewal fee patent year 05
26.09.2023Renewal fee patent year 06
24.09.2024Renewal fee patent year 07
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Documents cited:Search[I]JP2001026820  (NIPPON KOKAN KK) [I] 1-4 * the whole document *;
 [A]EP1143024  (NIPPON KOKAN KK [JP]) [A] 1-4 * claims 1-4 * * tables 1-2 * * paragraphs [0009] - [0029] *;
 [A]US2003217789  (YOSHIZAWA MITSURU [JP], et al) [A] 1-4 * claims 1-21 * * paragraphs [0050] - [0113] * * tables 1-3 *;
 [A]JP2004091812  (JFE STEEL KK) [A] 1-4 * the whole document *;
 [A]US2009017238  (MIYATA YUKIO [JP], et al) [A] 1-4 * paragraphs [0023] - [0084] * * tables 1-2 ** claims 1-20 *
International search[A]JP2010242163  (JFE STEEL CORP) [A] 1-4 * , *;
 [A]JP2017510715  [A] 1-4 * , *;
 [PA]WO2017200083  (NIPPON STEEL & SUMITOMO METAL CORP [JP]) [PA] 1-4;
 [PA]WO2018079111  (JFE STEEL CORP [JP])[PA] 1-4
by applicantWO2004057050
 WO2008023702
 JP2010242163
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.