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Extract from the Register of European Patents

EP About this file: EP3394300

EP3394300 - METHOD FOR PRODUCING A HIGH STRENGTH STEEL SHEET HAVING IMPROVED DUCTILITY AND FORMABILITY, AND OBTAINED STEEL SHEET [Right-click to bookmark this link]
StatusOpposition rejected
Status updated on  09.09.2022
Database last updated on 03.10.2024
FormerThe patent has been granted
Status updated on  10.04.2020
FormerGrant of patent is intended
Status updated on  30.01.2020
FormerRequest for examination was made
Status updated on  18.12.2019
FormerGrant of patent is intended
Status updated on  17.09.2019
FormerRequest for examination was made
Status updated on  28.09.2018
FormerThe international publication has been made
Status updated on  05.07.2017
Formerunknown
Status updated on  18.01.2017
Most recent event   Tooltip09.09.2022Opposition rejectedpublished on 12.10.2022  [2022/41]
Applicant(s)For all designated states
ArcelorMittal
24-26 Boulevard d'Avranches
1160 Luxembourg / LU
[2020/19]
Former [2018/44]For all designated states
Arcelormittal
24-26 Boulevard d'Avranches
1160 Luxembourg / LU
Inventor(s)01 / GOSPODINOVA, Maya
c/o ArcelorMittal R&D
Voie Romaine BP30320
57283 Maizieres-les-Metz / FR
02 / HEBERT, Véronique
23 rue Charles-Louis de France
57070 Saint-Julien-les-Metz / FR
03 / VENKATASURYA, Pavan
c/o Arcelormittal Global R&D
3001 E. Columbus Drive
East Chicago, Indiana 46312 / US
 [2020/20]
Former [2018/44]01 / GOSPODINOVA, Maya
c/o ArcelorMittal R&D
Voie Romaine BP30320
57283 Maizieres-les-Metz / FR
02 / HEBERT, Véronique
23 Rue Charles-Louis de France
57070 Saint-Julien-les-Metz / FR
03 / VENKATASURYA, Pavan
c/o Arcelormittal Global R&D
3001 E. Columbus Drive
East Chicago, Indiana 46312 / US
Representative(s)Lavoix
2, place d'Estienne d'Orves
75441 Paris Cedex 09 / FR
[2018/44]
Application number, filing date16822986.220.12.2016
[2018/44]
WO2016EP82037
Priority number, dateWO2015IB5983921.12.2015         Original published format: PCT/IB2015/059839
[2018/44]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2017108866
Date:29.06.2017
Language:EN
[2017/26]
Type: A1 Application with search report 
No.:EP3394300
Date:31.10.2018
Language:EN
The application published by WIPO in one of the EPO official languages on 29.06.2017 takes the place of the publication of the European patent application.
[2018/44]
Type: B1 Patent specification 
No.:EP3394300
Date:13.05.2020
Language:EN
[2020/20]
Search report(s)International search report - published on:EP29.06.2017
ClassificationIPC:C21D9/46, C22C38/00
[2018/44]
CPC:
C21D9/46 (EP,KR,RU,US); B23K11/10 (RU); B23K11/11 (US);
B32B15/013 (EP,US); C21D1/18 (EP,US); C21D6/002 (EP,US);
C21D6/005 (EP,US); C21D6/008 (EP,US); C21D8/02 (RU);
C21D8/0205 (EP,US); C21D8/0226 (EP,KR,US); C21D8/0236 (EP,KR,US);
C21D8/0247 (EP,US); C21D8/0263 (EP,KR,US); C22C38/00 (EP,RU,US);
C22C38/02 (KR); C22C38/04 (EP,KR,US); C22C38/06 (EP,KR,US);
C22C38/22 (EP,US); C22C38/26 (EP,US); C22C38/34 (EP,US);
C22C38/38 (EP,US); C23C2/06 (US); C23C2/40 (US);
C21D2211/001 (EP,KR,US); C21D2211/002 (EP,US); C21D2211/005 (EP,KR,US);
C21D2211/008 (EP,KR,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 [2018/44]
Extension statesBANot yet paid
MENot yet paid
Validation statesMA21.06.2018
TitleGerman:VERFAHREN ZUR HERSTELLUNG EINES HOCHFESTEN STAHLBLECHS MIT VERBESSERTER LEITFÄHIGKEIT UND VERFORMBARKEIT UND HERGESTELLTES STAHLBLECH[2018/44]
English:METHOD FOR PRODUCING A HIGH STRENGTH STEEL SHEET HAVING IMPROVED DUCTILITY AND FORMABILITY, AND OBTAINED STEEL SHEET[2018/44]
French:PROCÉDÉ POUR LA PRODUCTION D'UNE TÔLE D'ACIER À HAUTE RÉSISTANCE AYANT UNE DUCTILITÉ ET UNE APTITUDE AU FORMAGE AMÉLIORÉES ET TÔLE D'ACIER AINSI OBTENUE[2018/44]
Entry into regional phase21.06.2018National basic fee paid 
21.06.2018Designation fee(s) paid 
21.06.2018Examination fee paid 
Examination procedure16.10.2017Request for preliminary examination filed
International Preliminary Examining Authority: EP
21.06.2018Examination requested  [2018/44]
21.06.2018Date on which the examining division has become responsible
03.09.2018Amendment by applicant (claims and/or description)
18.09.2019Communication of intention to grant the patent
17.12.2019Disapproval of the communication of intention to grant the patent by the applicant or resumption of examination proceedings by the EPO
31.01.2020Communication of intention to grant the patent
01.04.2020Fee for grant paid
01.04.2020Fee for publishing/printing paid
01.04.2020Receipt of the translation of the claim(s)
Divisional application(s)EP19217801.0  / EP3656880
EP21184063.2  / EP3910084
Opposition(s)Opponent(s)01  12.02.2021  16.02.2021  ADMISSIBLE
JFE Steel Corporation
Hibiya Kokusai Building
2-3 Uchisaiwa-cho 2-chome
Chiyoda-ku
Tokyo 100-0011 / JP
Opponent's representative
Hoffmann Eitle
Patent- und Rechtsanwälte PartmbB
Arabellastraße 30
81925 München / DE
 [2021/12]
02.03.2021Invitation to proprietor to file observations on the notice of opposition
01.07.2021Reply of patent proprietor to notice(s) of opposition
17.05.2022Legal effect of rejection of opposition [2022/41]
17.05.2022Date of oral proceedings
27.05.2022Despatch of minutes of oral proceedings
27.05.2022Date of despatch of rejection of opposition
Fees paidRenewal fee
20.12.2018Renewal fee patent year 03
19.12.2019Renewal fee patent year 04
Opt-out from the exclusive  Tooltip
competence of the Unified
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.
Lapses during opposition  TooltipAL13.05.2020
CY13.05.2020
DK13.05.2020
EE13.05.2020
HR13.05.2020
LT13.05.2020
LV13.05.2020
MC13.05.2020
MK13.05.2020
MT13.05.2020
RS13.05.2020
SI13.05.2020
SM13.05.2020
BG13.08.2020
NO13.08.2020
GR14.08.2020
IS13.09.2020
PT14.09.2020
IE20.12.2020
LU20.12.2020
CH31.12.2020
LI31.12.2020
[2022/32]
Former [2022/28]AL13.05.2020
CY13.05.2020
DK13.05.2020
EE13.05.2020
HR13.05.2020
LT13.05.2020
LV13.05.2020
MC13.05.2020
MT13.05.2020
RS13.05.2020
SI13.05.2020
SM13.05.2020
BG13.08.2020
NO13.08.2020
GR14.08.2020
IS13.09.2020
PT14.09.2020
IE20.12.2020
LU20.12.2020
CH31.12.2020
LI31.12.2020
Former [2021/52]AL13.05.2020
DK13.05.2020
EE13.05.2020
HR13.05.2020
LT13.05.2020
LV13.05.2020
MC13.05.2020
RS13.05.2020
SI13.05.2020
SM13.05.2020
BG13.08.2020
NO13.08.2020
GR14.08.2020
IS13.09.2020
PT14.09.2020
IE20.12.2020
LU20.12.2020
CH31.12.2020
LI31.12.2020
Former [2021/46]AL13.05.2020
DK13.05.2020
EE13.05.2020
HR13.05.2020
LT13.05.2020
LV13.05.2020
MC13.05.2020
RS13.05.2020
SI13.05.2020
SM13.05.2020
BG13.08.2020
NO13.08.2020
GR14.08.2020
IS13.09.2020
PT14.09.2020
IE20.12.2020
LU20.12.2020
Former [2021/40]AL13.05.2020
DK13.05.2020
EE13.05.2020
HR13.05.2020
LT13.05.2020
LV13.05.2020
MC13.05.2020
RS13.05.2020
SI13.05.2020
SM13.05.2020
BG13.08.2020
NO13.08.2020
GR14.08.2020
IS13.09.2020
PT14.09.2020
Former [2021/24]AL13.05.2020
DK13.05.2020
EE13.05.2020
HR13.05.2020
LT13.05.2020
LV13.05.2020
RS13.05.2020
SI13.05.2020
SM13.05.2020
BG13.08.2020
NO13.08.2020
GR14.08.2020
IS13.09.2020
PT14.09.2020
Former [2021/09]AL13.05.2020
DK13.05.2020
EE13.05.2020
HR13.05.2020
LT13.05.2020
LV13.05.2020
RS13.05.2020
SM13.05.2020
BG13.08.2020
NO13.08.2020
GR14.08.2020
IS13.09.2020
PT14.09.2020
Former [2021/08]AL13.05.2020
DK13.05.2020
HR13.05.2020
LT13.05.2020
LV13.05.2020
RS13.05.2020
SM13.05.2020
BG13.08.2020
NO13.08.2020
GR14.08.2020
IS13.09.2020
PT14.09.2020
Former [2021/04]AL13.05.2020
HR13.05.2020
LT13.05.2020
LV13.05.2020
RS13.05.2020
BG13.08.2020
NO13.08.2020
GR14.08.2020
IS13.09.2020
PT14.09.2020
Former [2021/01]HR13.05.2020
LT13.05.2020
LV13.05.2020
RS13.05.2020
BG13.08.2020
NO13.08.2020
GR14.08.2020
IS13.09.2020
PT14.09.2020
Former [2020/51]HR13.05.2020
LT13.05.2020
LV13.05.2020
RS13.05.2020
NO13.08.2020
GR14.08.2020
IS13.09.2020
PT14.09.2020
Former [2020/50]HR13.05.2020
LT13.05.2020
LV13.05.2020
NO13.08.2020
GR14.08.2020
IS13.09.2020
PT14.09.2020
Former [2020/49]LT13.05.2020
NO13.08.2020
IS13.09.2020
PT14.09.2020
Former [2020/47]LT13.05.2020
NO13.08.2020
IS13.09.2020
Former [2020/46]IS13.09.2020
Cited inInternational search[A]US2004074575  (KASHIMA TAKAHIRO [JP], et al);
 [A]WO2007142197  (KOBE STEEL LTD [JP], et al);
 [A]US2009214377  (HENNIG WOLFGANG [DE], et al);
 [I]JP2012041573  (NIPPON STEEL CORP);
 [A]JP2012237042  (JFE STEEL CORP);
 [A]EP2824210  (JFE STEEL CORP [JP])
OppositionEP1365037
 EP2617849
 EP2738276
 EP3034644
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.