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Extract from the Register of European Patents

EP About this file: EP4107297

EP4107297 - METHOD FOR PRODUCING A SURFACE-FINISHED STEEL SHEET, AND SURFACE-FINISHED STEEL SHEET [Right-click to bookmark this link]
StatusThe application has been withdrawn
Status updated on  17.03.2023
Database last updated on 14.09.2024
FormerRequest for examination was made
Status updated on  25.11.2022
FormerThe international publication has been made
Status updated on  27.08.2021
Formerunknown
Status updated on  24.02.2021
Most recent event   Tooltip17.03.2023Withdrawal of applicationpublished on 19.04.2023  [2023/16]
Applicant(s)For all designated states
ThyssenKrupp Steel Europe AG
Kaiser-Wilhelm-Strasse 100
47166 Duisburg / DE
[2022/52]
Inventor(s)01 / JUNGE, Fabian
Ostendorfstraße 4
40239 Düsseldorf / DE
02 / SCHULZ, Jennifer
Hermann-Osthoff-Straße 37
59427 Unna / DE
03 / CETINKAYA, Burak William
Am Knappenberg 114
44139 Dortmund / DE
 [2022/52]
Representative(s)ThyssenKrupp Steel Europe AG
Patente/Patent Department
Kaiser-Wilhelm-Straße 100
47166 Duisburg / DE
[2022/52]
Application number, filing date21705120.009.02.2021
[2022/52]
WO2021EP53004
Priority number, dateDE20201020217120.02.2020         Original published format: DE102020202171
[2022/52]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report
No.:WO2021165088
Date:26.08.2021
Language:DE
[2021/34]
Type: A1 Application with search report 
No.:EP4107297
Date:28.12.2022
Language:DE
The application published by WIPO in one of the EPO official languages on 26.08.2021 takes the place of the publication of the European patent application.
[2022/52]
Search report(s)International search report - published on:EP26.08.2021
ClassificationIPC:C21D9/52, C22C18/04, C23C2/06, C23C2/28, C23C2/12, C23C2/40
[2022/52]
CPC:
C23C2/06 (EP); C23C2/28 (EP,US); C21D9/52 (EP);
C22C18/04 (EP); C23C2/12 (EP); C23C2/261 (EP,US);
C23C2/40 (EP) (-)
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 [2022/52]
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:VERFAHREN ZUR HERSTELLUNG EINES OBERFLÄCHENVEREDELTEN STAHLBLECHS UND OBERFLÄCHENVEREDELTES STAHLBLECH[2022/52]
English:METHOD FOR PRODUCING A SURFACE-FINISHED STEEL SHEET, AND SURFACE-FINISHED STEEL SHEET[2022/52]
French:PROCÉDÉ DE FABRICATION D'UNE TÔLE D'ACIER TRAITÉE EN SURFACE, ET TÔLE D'ACIER TRAITÉE EN SURFACE[2022/52]
Entry into regional phase21.07.2022National basic fee paid 
21.07.2022Designation fee(s) paid 
21.07.2022Examination fee paid 
Examination procedure21.07.2022Examination requested  [2022/52]
21.07.2022Date on which the examining division has become responsible
12.10.2022Amendment by applicant (claims and/or description)
14.03.2023Application withdrawn by applicant  [2023/16]
Fees paidRenewal fee
23.02.2023Renewal fee patent year 03
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Cited inInternational search[XI]EP0905270  (NISSHIN STEEL CO LTD [JP]) [X] 1-8,11 * paragraph [0068] - paragraph [0069] * * paragraph [0079] - paragraph [0086] * * paragraph [0120] * * No. 11, 15;; table 1 * * No. 2;; table 2 * * claims 1-21 * [I] 9,10,12;
 [XI]JP2000336467  (KAWASAKI STEEL CO) [X] 1-4,6-8,11 * paragraph [0034] - paragraph [0037] * * paragraph [0044] - paragraph [0045] * * tables 2-1 * * No 2A with No. 2-1 to 2-5;; tables 3, 4-1 * * claims 1-6 * [I] 5,9,10,12;
 [XAI]EP3395465  (POSCO [KR]) [X] 1,3-8,11 * paragraph [0052] - paragraph [0058] * * Plating bath 1, 2, 4; Inventive Example 5;; tables 1-4 * * claims 1-19 * [A] 2,12 [I] 9,10;
 [A]  - KEPPERT T A ET AL, "The effect of magnesium on the corrosion of hot-dip galvanized steel in chloride containing environments", MATERIALS AND CORROSION, WILEY, vol. 65, no. 9, doi:10.1002/MACO.201307278, ISSN 0947-5117, (20140901), pages 871 - 880, (20140217), XP001592175 [A] 1-12 * Kapitel 2.1; page 872 *

DOI:   http://dx.doi.org/10.1002/maco.201307278
by applicantWO2013160871
 WO2015004284
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.