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Extract from the Register of European Patents

EP About this file: EP3943621

EP3943621 - BASE MATERIAL FOR CLAD STEEL, CLAD STEEL, AND METHOD FOR MANUFACTURING CLAD STEEL [Right-click to bookmark this link]
StatusRequest for examination was made
Status updated on  24.12.2021
Database last updated on 30.09.2024
FormerThe international publication has been made
Status updated on  28.09.2020
Most recent event   Tooltip15.03.2024New entry: Renewal fee paid 
Applicant(s)For all designated states
Japan Steel Works M&E, Inc.
4, Chatsucho
Muroran-shi
Hokkaido 051-8505 / JP
[2022/04]
Inventor(s)01 / KAWAMURA, Takashi
c/o Japan Steel Works M&E, Inc.
4, Chatsucho
Muroran-shi Hokkaido 051-8505 / JP
02 / NISHIMOTO, Kenta
c/o Japan Steel Works M&E, Inc.
4, Chatsucho
Muroran-shi Hokkaido 051-8505 / JP
03 / SUZUKI, Daishiro
c/o Japan Steel Works M&E, Inc.
4, Chatsucho
Muroran-shi Hokkaido 051-8505 / JP
04 / HASHI, Kunihiko
c/o Japan Steel Works M&E, Inc.
4, Chatsucho
Muroran-shi Hokkaido 051-8505 / JP
 [2022/26]
Former [2022/04]01 / KAWAMURA, Takashi
Muroran-shi, Hokkaido 051-8505 / JP
02 / NISHIMOTO, Kenta
Muroran-shi, Hokkaido 051-8505 / JP
03 / SUZUKI, Daishiro
Muroran-shi, Hokkaido 051-8505 / JP
04 / HASHI, Kunihiko
Muroran-shi, Hokkaido 051-8505 / JP
Representative(s)Grünecker Patent- und Rechtsanwälte PartG mbB
Leopoldstraße 4
80802 München / DE
[2022/04]
Application number, filing date20772572.217.03.2020
[2022/04]
WO2020JP11681
Priority number, dateJP2019004968118.03.2019         Original published format: JP 2019049681
[2022/04]
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2020189672
Date:24.09.2020
Language:JA
[2020/39]
Type: A1 Application with search report 
No.:EP3943621
Date:26.01.2022
Language:EN
[2022/04]
Search report(s)International search report - published on:JP24.09.2020
(Supplementary) European search report - dispatched on:EP14.06.2023
ClassificationIPC:C21D9/00, C22C38/00, C22C38/58, C21D1/18, C21D8/02, C21D9/46, C22C38/04, C22C38/12, C22C38/14
[2023/28]
CPC:
C21D1/18 (EP); C21D8/0205 (EP); C21D8/0221 (EP);
C21D8/0226 (EP); C21D8/0263 (EP); C21D9/46 (EP);
C22C38/04 (EP); C22C38/12 (EP); C22C38/14 (EP);
C22C38/58 (EP); C21D2251/02 (EP) (-)
Former IPC [2022/04]C21D9/00, C22C38/00, C22C38/58
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 [2022/04]
TitleGerman:BASISMATERIAL FÜR PLATTIERTEN STAHL, PLATTIERTER STAHL UND VERFAHREN ZUR HERSTELLUNG VON PLATTIERTEM STAHL[2022/04]
English:BASE MATERIAL FOR CLAD STEEL, CLAD STEEL, AND METHOD FOR MANUFACTURING CLAD STEEL[2022/04]
French:MATÉRIAU DE BASE DESTINÉ À DE L'ACIER PLAQUÉ, ACIER PLAQUÉ ET PROCÉDÉ DE FABRICATION D'ACIER PLAQUÉ[2022/04]
Entry into regional phase16.09.2021Translation filed 
16.09.2021National basic fee paid 
16.09.2021Search fee paid 
16.09.2021Designation fee(s) paid 
16.09.2021Examination fee paid 
Examination procedure16.09.2021Examination requested  [2022/04]
04.01.2024Amendment by applicant (claims and/or description)
Fees paidRenewal fee
24.03.2022Renewal fee patent year 03
24.03.2023Renewal fee patent year 04
14.03.2024Renewal fee patent year 05
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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.
Documents cited:Search[Y]JPS6043433  (NIPPON KOKAN KK) [Y] 1-5 * abstract ** tables 1,2 *;
 [Y]EP1416059  (JAPAN STEEL WORKS LTD [JP]) [Y] 1-5 * paragraphs [0001] , [0003] , [0010] - [0038] - [0041] - [0058] * * tables 1,2 * * figures 1-5 *
International search[A]JP2004149821  (JAPAN STEEL WORKS LTD) [A] 1-5;
 [A]JP2009185368  (JAPAN STEEL WORKS LTD) [A] 1-5;
 [A]KR20130053706  (SAMSUNG HEAVY IND [KR])[A] 1-5;
 [A]US2016052080  (CHAKRAVARTI BHAVEN [US], et al) [A] 1-5;
 [A]JP2016108665  (JFE STEEL CORP) [A] 1-5;
 [A]JP2019007056  (JFE STEEL CORP) [A] 1-5
by applicantJP2015224376
 JP2019049681
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.