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Extract from the Register of European Patents

EP About this file: EP3421620

EP3421620 - METHOD FOR REFINING MOLTEN STEEL IN VACUUM DEGASSING EQUIPMENT [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  18.12.2020
Database last updated on 24.08.2024
FormerThe patent has been granted
Status updated on  10.01.2020
FormerGrant of patent is intended
Status updated on  08.10.2019
FormerRequest for examination was made
Status updated on  30.11.2018
FormerThe international publication has been made
Status updated on  01.09.2017
Most recent event   Tooltip15.07.2022Lapse of the patent in a contracting state
New state(s): MK		published on 17.08.2022  [2022/33]
Applicant(s)For all designated states
JFE Steel Corporation
2-3, Uchisaiwaicho 2-chome Chiyoda-ku
Tokyo 100-0011 / JP
[2019/01]
Inventor(s)01 / FUJII Yusuke
c/o Intellectual Property Dept.
JFE STEEL CORPORATION
2-3 Uchisaiwai-cho 2-chome
Chiyoda-ku
Tokyo 100-0011 / JP
02 / NAKAI Yoshie
c/o Intellectual Property Dept.
JFE STEEL CORPORATION
2-3 Uchisaiwai-cho 2-chome
Chiyoda-ku
Tokyo 100-0011 / JP
03 / KIKUCHI Naoki
c/o Intellectual Property Dept.
JFE STEEL CORPORATION
2-3 Uchisaiwai-cho 2-chome
Chiyoda-ku
Tokyo 100-0011 / JP
04 / SHIBUTA Naoya
c/o Intellectual Property Dept.
JFE STEEL CORPORATION
2-3 Uchisaiwai-cho 2-chome
Chiyoda-ku
Tokyo 100-0011 / JP
05 / NAGAI Shinichi
c/o Intellectual Property Dept.
JFE STEEL CORPORATION
2-3 Uchisaiwai-cho 2-chome
Chiyoda-ku
Tokyo 100-0011 / JP
06 / MAEDA Takahiko
c/o Intellectual Property Dept.
JFE STEEL CORPORATION
2-3 Uchisaiwai-cho 2-chome
Chiyoda-ku
Tokyo 100-0011 / JP
07 / MIKI Yuji
c/o Intellectual Property Dept.
JFE STEEL CORPORATION
2-3 Uchisaiwai-cho 2-chome
Chiyoda-ku
Tokyo 100-0011 / JP
 [2019/01]
Representative(s)Haseltine Lake Kempner LLP
Bürkleinstrasse 10
80538 München / DE
[2020/07]
Former [2019/01]Haseltine Lake LLP
Bürkleinstrasse 10
80538 München / DE
Application number, filing date17756317.815.02.2017
[2019/01]
WO2017JP05391
Priority number, dateJP2016003262024.02.2016         Original published format: JP 2016032620
[2019/01]
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2017145877
Date:31.08.2017
Language:JA
[2017/35]
Type: A1 Application with search report 
No.:EP3421620
Date:02.01.2019
Language:EN
[2019/01]
Type: B1 Patent specification 
No.:EP3421620
Date:12.02.2020
Language:EN
[2020/07]
Search report(s)International search report - published on:JP31.08.2017
(Supplementary) European search report - dispatched on:EP28.11.2018
ClassificationIPC:C21C7/10, C21C7/04, C21C7/064, C21C7/072, C21C7/00, C21C7/068
[2019/01]
CPC:
C21C7/10 (EP,KR,RU,US); C21C7/0037 (EP,US); C21C7/04 (EP,US);
C21C7/064 (EP,KR,RU,US); C21C7/0645 (EP,US); C21C7/068 (EP,RU,US);
C21C7/072 (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 [2019/01]
Extension statesBANot yet paid
MENot yet paid
Validation statesMANot yet paid
MDNot yet paid
TitleGerman:VERFAHREN ZUM FRISCHEN VON GESCHMOLZENEM STAHL IN VAKUUMENTGASUNGSAUSRÜSTUNG[2019/40]
English:METHOD FOR REFINING MOLTEN STEEL IN VACUUM DEGASSING EQUIPMENT[2019/01]
French:PROCÉDÉ D'AFFINAGE D'ACIER FONDU DANS UN ÉQUIPEMENT DE DÉGAZAGE SOUS VIDE[2019/01]
Former [2019/01]VERFAHREN ZUR RAFFINATION VON GESCHMOLZENEM STAHL IN VAKUUMENTGASUNGSAUSRÜSTUNG
Entry into regional phase25.07.2018Translation filed 
25.07.2018National basic fee paid 
25.07.2018Search fee paid 
25.07.2018Designation fee(s) paid 
25.07.2018Examination fee paid 
Examination proceduredeletedDate on which the examining division has become responsible
25.07.2018Examination requested  [2019/01]
17.06.2019Amendment by applicant (claims and/or description)
09.10.2019Communication of intention to grant the patent
22.12.2019Fee for grant paid
22.12.2019Fee for publishing/printing paid
22.12.2019Receipt of the translation of the claim(s)
Opposition(s)13.11.2020No opposition filed within time limit [2021/03]
Fees paidRenewal fee
26.02.2019Renewal fee patent year 03
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  TooltipHU15.02.2017
AL12.02.2020
AT12.02.2020
CY12.02.2020
CZ12.02.2020
DK12.02.2020
EE12.02.2020
ES12.02.2020
FI12.02.2020
HR12.02.2020
IT12.02.2020
LT12.02.2020
LV12.02.2020
MC12.02.2020
MK12.02.2020
MT12.02.2020
NL12.02.2020
PL12.02.2020
RO12.02.2020
RS12.02.2020
SE12.02.2020
SI12.02.2020
SK12.02.2020
SM12.02.2020
IE15.02.2020
LU15.02.2020
BE29.02.2020
CH29.02.2020
LI29.02.2020
BG12.05.2020
NO12.05.2020
GR13.05.2020
IS12.06.2020
PT05.07.2020
[2022/31]
Former [2022/30]HU15.02.2017
AL12.02.2020
AT12.02.2020
CY12.02.2020
CZ12.02.2020
DK12.02.2020
EE12.02.2020
ES12.02.2020
FI12.02.2020
HR12.02.2020
IT12.02.2020
LT12.02.2020
LV12.02.2020
MC12.02.2020
MT12.02.2020
NL12.02.2020
PL12.02.2020
RO12.02.2020
RS12.02.2020
SE12.02.2020
SI12.02.2020
SK12.02.2020
SM12.02.2020
IE15.02.2020
LU15.02.2020
BE29.02.2020
CH29.02.2020
LI29.02.2020
BG12.05.2020
NO12.05.2020
GR13.05.2020
IS12.06.2020
PT05.07.2020
Former [2022/28]HU15.02.2017
AT12.02.2020
CY12.02.2020
CZ12.02.2020
DK12.02.2020
EE12.02.2020
ES12.02.2020
FI12.02.2020
HR12.02.2020
IT12.02.2020
LT12.02.2020
LV12.02.2020
MC12.02.2020
MT12.02.2020
NL12.02.2020
PL12.02.2020
RO12.02.2020
RS12.02.2020
SE12.02.2020
SI12.02.2020
SK12.02.2020
SM12.02.2020
IE15.02.2020
LU15.02.2020
BE29.02.2020
CH29.02.2020
LI29.02.2020
BG12.05.2020
NO12.05.2020
GR13.05.2020
IS12.06.2020
PT05.07.2020
Former [2021/10]AT12.02.2020
CZ12.02.2020
DK12.02.2020
EE12.02.2020
ES12.02.2020
FI12.02.2020
HR12.02.2020
IT12.02.2020
LT12.02.2020
LV12.02.2020
MC12.02.2020
NL12.02.2020
PL12.02.2020
RO12.02.2020
RS12.02.2020
SE12.02.2020
SI12.02.2020
SK12.02.2020
SM12.02.2020
IE15.02.2020
LU15.02.2020
BE29.02.2020
CH29.02.2020
LI29.02.2020
BG12.05.2020
NO12.05.2020
GR13.05.2020
IS12.06.2020
PT05.07.2020
Former [2021/08]CZ12.02.2020
DK12.02.2020
EE12.02.2020
ES12.02.2020
FI12.02.2020
HR12.02.2020
LT12.02.2020
LV12.02.2020
MC12.02.2020
NL12.02.2020
RO12.02.2020
RS12.02.2020
SE12.02.2020
SK12.02.2020
SM12.02.2020
IE15.02.2020
LU15.02.2020
CH29.02.2020
LI29.02.2020
BG12.05.2020
NO12.05.2020
GR13.05.2020
IS12.06.2020
PT05.07.2020
Former [2020/52]CZ12.02.2020
DK12.02.2020
EE12.02.2020
ES12.02.2020
FI12.02.2020
HR12.02.2020
LT12.02.2020
LV12.02.2020
MC12.02.2020
NL12.02.2020
RO12.02.2020
RS12.02.2020
SE12.02.2020
SK12.02.2020
SM12.02.2020
LU15.02.2020
CH29.02.2020
LI29.02.2020
BG12.05.2020
NO12.05.2020
GR13.05.2020
IS12.06.2020
PT05.07.2020
Former [2020/50]CZ12.02.2020
DK12.02.2020
EE12.02.2020
ES12.02.2020
FI12.02.2020
HR12.02.2020
LT12.02.2020
LV12.02.2020
NL12.02.2020
RO12.02.2020
RS12.02.2020
SE12.02.2020
SK12.02.2020
SM12.02.2020
LU15.02.2020
BG12.05.2020
NO12.05.2020
GR13.05.2020
IS12.06.2020
PT05.07.2020
Former [2020/49]CZ12.02.2020
DK12.02.2020
ES12.02.2020
FI12.02.2020
HR12.02.2020
LT12.02.2020
LV12.02.2020
NL12.02.2020
RO12.02.2020
RS12.02.2020
SE12.02.2020
SK12.02.2020
SM12.02.2020
LU15.02.2020
BG12.05.2020
NO12.05.2020
GR13.05.2020
IS12.06.2020
PT05.07.2020
Former [2020/48]DK12.02.2020
ES12.02.2020
FI12.02.2020
HR12.02.2020
LT12.02.2020
LV12.02.2020
NL12.02.2020
RO12.02.2020
RS12.02.2020
SE12.02.2020
SM12.02.2020
LU15.02.2020
BG12.05.2020
NO12.05.2020
GR13.05.2020
IS12.06.2020
PT05.07.2020
Former [2020/47]DK12.02.2020
ES12.02.2020
FI12.02.2020
HR12.02.2020
LT12.02.2020
LV12.02.2020
NL12.02.2020
RS12.02.2020
SE12.02.2020
LU15.02.2020
BG12.05.2020
NO12.05.2020
GR13.05.2020
IS12.06.2020
Former [2020/45]FI12.02.2020
HR12.02.2020
LV12.02.2020
NL12.02.2020
RS12.02.2020
SE12.02.2020
BG12.05.2020
NO12.05.2020
GR13.05.2020
IS12.06.2020
Former [2020/40]FI12.02.2020
HR12.02.2020
LV12.02.2020
RS12.02.2020
SE12.02.2020
BG12.05.2020
NO12.05.2020
GR13.05.2020
IS12.06.2020
Former [2020/39]FI12.02.2020
HR12.02.2020
LV12.02.2020
RS12.02.2020
SE12.02.2020
BG12.05.2020
NO12.05.2020
GR13.05.2020
Former [2020/38]FI12.02.2020
HR12.02.2020
LV12.02.2020
RS12.02.2020
SE12.02.2020
NO12.05.2020
GR13.05.2020
Former [2020/37]FI12.02.2020
HR12.02.2020
LV12.02.2020
RS12.02.2020
SE12.02.2020
NO12.05.2020
Former [2020/35]FI12.02.2020
NO12.05.2020
Documents cited:Search[Y]JP2001316713  (NIPPON KOKAN KK) [Y] 1-3 * Automated translation; paragraph [0005] * * Automated translation; paragraph [0014] ** Automated translation; paragraph [0029] - paragraph [0030] *;
 [Y]JP2013133520  (JFE STEEL CORP) [Y] 1-3 * Automated translation; paragraph [0001] * * Automated translation; paragraph [0003] * * Automated translation; paragraph [0013] - paragraph [0016] * * Automated translation; paragraph [0027] - paragraph [0028] *;
 [Y]JP5382275B  (UNKNOWN) [Y] 1-3 * Automated translation; paragraph [0014] - paragraph [0019] * * Automated translation; paragraph [0061] * * figures 1-3 *;
 [Y]US2014311295  (UCHIDA YUICHI [JP], et al) [Y] 1-3 * paragraph [0006] * * paragraph [0009] * * paragraph [0024] * * paragraph [0049] - paragraph [0070] *
International search[A]JP2003041316  (SUMITOMO METAL IND) [A] 1-3 * , paragraphs [0013] to [0046] (Family: none) *;
 [A]JP2008056992  (JFE STEEL KK) [A] 1-3 * , paragraphs [0015] to [0032]; fig. 1 (Family: none) *;
 [A]JP2013133520  (JFE STEEL CORP) [A] 1-3* , paragraphs [0013] to [0030] (Family: none) *
by applicantJPS5873715
 JPS63293109
 JPH0192312
 JPH01301815
 JPH0247215
 JPH0488114
 JPH05239534
 JPH05239526
 JPH05311231
 JP2972493B
 JP2012172213
 JP5382275B
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.