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Extract from the Register of European Patents

EP About this file: EP3183369

EP3183369 - METHOD FOR BLOWING SUBSTITUTE REDUCING AGENTS INTO A BLAST FURNACE [Right-click to bookmark this link]
StatusPatent revoked
Status updated on  01.04.2023
Database last updated on 03.04.2025
FormerThe patent has been granted
Status updated on  05.10.2018
FormerGrant of patent is intended
Status updated on  27.06.2018
FormerExamination is in progress
Status updated on  30.03.2018
FormerRequest for examination was made
Status updated on  26.05.2017
FormerThe international publication has been made
Status updated on  24.02.2017
Most recent event   Tooltip07.04.2023Revocation of patentpublished on 10.05.2023  [2023/19]
Applicant(s)For all designated states
Küttner GmbH & Co. KG
Alfredstrasse 28
45130 Essen / DE
[2022/10]
Former [2017/26]For all designated states
Küttner Holding GmbH&Co. KG
Alfredstrasse 28
45130 Essen / DE
Inventor(s)01 / SCHOTT, Robin
Glindholzstrasse 68
47809 Krefeld / DE
02 / BARTELS-FREIHERR VARNBÜLER VON UND ZU HEMMINGEN, @Christian
Marthastrasse 7
40629 Düsseldorf / DE
 [2017/26]
Representative(s)Hoffmann Eitle
Patent- und Rechtsanwälte PartmbB
Arabellastraße 30
81925 München / DE
[2017/26]
Application number, filing date15735915.903.07.2015
[2017/26]
WO2015EP65207
Priority number, dateDE20141021633618.08.2014         Original published format: DE102014216336
[2017/26]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report
No.:WO2016026604
Date:25.02.2016
Language:DE
[2016/08]
Type: A1 Application with search report 
No.:EP3183369
Date:28.06.2017
Language:DE
The application published by WIPO in one of the EPO official languages on 25.02.2016 takes the place of the publication of the European patent application.
[2017/26]
Type: B1 Patent specification 
No.:EP3183369
Date:07.11.2018
Language:DE
[2018/45]
Search report(s)International search report - published on:EP25.02.2016
ClassificationIPC:C21B5/00, C21B7/16, F27D3/16, F27D3/18
[2018/24]
CPC:
C21B7/163 (EP,KR,US); C21B5/00 (RU); C21B5/003 (EP,KR,US);
B65G53/16 (US); C10J3/723 (US); C21B5/001 (US);
C21B7/16 (US); F27D3/16 (EP); F27D3/18 (EP,KR);
C21B2005/005 (EP,KR,US); F27D2003/164 (EP); F27D2003/165 (EP);
F27D2003/169 (EP); F27D2003/185 (EP,KR); Y02P10/143 (EP) (-)
Former IPC [2017/26]C21B5/00, C21B7/16
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 [2017/26]
Extension statesBANot yet paid
MENot yet paid
Validation statesMANot yet paid
TitleGerman:VERFAHREN ZUM EINBLASEN VON ERSATZREDUKTIONSMITTELN IN EINEN HOCHOFEN[2017/26]
English:METHOD FOR BLOWING SUBSTITUTE REDUCING AGENTS INTO A BLAST FURNACE[2017/26]
French:PROCÉDÉ D'INJECTION D'AGENTS RÉDUCTEURS DE SUBSTITUTION DANS UN HAUT-FOURNEAU[2017/26]
Entry into regional phase23.02.2017National basic fee paid 
23.02.2017Designation fee(s) paid 
23.02.2017Examination fee paid 
Examination procedure01.04.2016Request for preliminary examination filed
International Preliminary Examining Authority: EP
23.02.2017Examination requested  [2017/26]
23.02.2017Date on which the examining division has become responsible
25.09.2017Amendment by applicant (claims and/or description)
22.01.2018Observations by third parties
04.04.2018Despatch of a communication from the examining division (Time limit: M04)
19.04.2018Reply to a communication from the examining division
28.06.2018Communication of intention to grant the patent
24.09.2018Fee for grant paid
24.09.2018Fee for publishing/printing paid
24.09.2018Receipt of the translation of the claim(s)
Opposition(s)Opponent(s)01  20.06.2019  25.06.2019  ADMISSIBLE
Paul Wurth S.A.
32, rue d'Alsace
1122 Luxembourg / LU
Opponent's representative
Office Freylinger
P.O. Box 48
8001 Strassen / LU
 [2019/31]
deletedDeletion: Legal effect of rejection of opposition [ N /P ]
22.08.2019Invitation to proprietor to file observations on the notice of opposition
11.12.2019Reply of patent proprietor to notice(s) of opposition
11.12.2020Date of despatch of rejection of opposition
10.01.2023Legal effect of revocation of patent [2023/19]
10.03.2023Despatch of communication that the patent will be revoked
Appeal following opposition10.02.2021Appeal received No.  T0138/21
10.02.2021Payment of appeal fee
14.04.2021Statement of grounds filed
10.01.2023Result of appeal procedure: revocation of the patent
10.03.2023Despatch of the decision of the Board of Appeal
10.01.2023Date of oral proceedings
Fees paidRenewal fee
20.07.2017Renewal fee patent year 03
24.07.2018Renewal 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  TooltipHU03.07.2015
AL07.11.2018
CY07.11.2018
CZ07.11.2018
DK07.11.2018
EE07.11.2018
ES07.11.2018
HR07.11.2018
LT07.11.2018
LV07.11.2018
MC07.11.2018
MK07.11.2018
MT07.11.2018
RS07.11.2018
SI07.11.2018
SM07.11.2018
BG07.02.2019
NO07.02.2019
GR08.02.2019
IS07.03.2019
PT07.03.2019
IE03.07.2019
LU03.07.2019
CH31.07.2019
LI31.07.2019
GB03.07.2021
RO03.07.2021
FR31.07.2021
[2022/31]
Former [2022/24]HU03.07.2015
AL07.11.2018
CY07.11.2018
CZ07.11.2018
DK07.11.2018
EE07.11.2018
ES07.11.2018
HR07.11.2018
LT07.11.2018
LV07.11.2018
MC07.11.2018
MT07.11.2018
RS07.11.2018
SI07.11.2018
SM07.11.2018
BG07.02.2019
NO07.02.2019
GR08.02.2019
IS07.03.2019
PT07.03.2019
IE03.07.2019
LU03.07.2019
CH31.07.2019
LI31.07.2019
GB03.07.2021
RO03.07.2021
FR31.07.2021
Former [2022/22]HU03.07.2015
AL07.11.2018
CY07.11.2018
CZ07.11.2018
DK07.11.2018
EE07.11.2018
ES07.11.2018
HR07.11.2018
LT07.11.2018
LV07.11.2018
MC07.11.2018
MT07.11.2018
RS07.11.2018
SI07.11.2018
SM07.11.2018
BG07.02.2019
NO07.02.2019
GR08.02.2019
IS07.03.2019
PT07.03.2019
IE03.07.2019
LU03.07.2019
CH31.07.2019
LI31.07.2019
GB03.07.2021
Former [2021/34]HU03.07.2015
AL07.11.2018
CY07.11.2018
CZ07.11.2018
DK07.11.2018
EE07.11.2018
ES07.11.2018
HR07.11.2018
LT07.11.2018
LV07.11.2018
MC07.11.2018
MT07.11.2018
RS07.11.2018
SI07.11.2018
SM07.11.2018
BG07.02.2019
NO07.02.2019
GR08.02.2019
IS07.03.2019
PT07.03.2019
IE03.07.2019
LU03.07.2019
CH31.07.2019
LI31.07.2019
Former [2021/32]HU03.07.2015
AL07.11.2018
CY07.11.2018
CZ07.11.2018
DK07.11.2018
EE07.11.2018
ES07.11.2018
HR07.11.2018
LT07.11.2018
LV07.11.2018
MC07.11.2018
RS07.11.2018
SI07.11.2018
SM07.11.2018
BG07.02.2019
NO07.02.2019
GR08.02.2019
IS07.03.2019
PT07.03.2019
IE03.07.2019
LU03.07.2019
CH31.07.2019
LI31.07.2019
Former [2021/26]AL07.11.2018
CY07.11.2018
CZ07.11.2018
DK07.11.2018
EE07.11.2018
ES07.11.2018
HR07.11.2018
LT07.11.2018
LV07.11.2018
MC07.11.2018
RS07.11.2018
SI07.11.2018
SM07.11.2018
BG07.02.2019
NO07.02.2019
GR08.02.2019
IS07.03.2019
PT07.03.2019
IE03.07.2019
LU03.07.2019
CH31.07.2019
LI31.07.2019
Former [2020/36]AL07.11.2018
CZ07.11.2018
DK07.11.2018
EE07.11.2018
ES07.11.2018
HR07.11.2018
LT07.11.2018
LV07.11.2018
MC07.11.2018
RS07.11.2018
SI07.11.2018
SM07.11.2018
BG07.02.2019
NO07.02.2019
GR08.02.2019
IS07.03.2019
PT07.03.2019
IE03.07.2019
LU03.07.2019
CH31.07.2019
LI31.07.2019
Former [2020/25]AL07.11.2018
CZ07.11.2018
DK07.11.2018
EE07.11.2018
ES07.11.2018
HR07.11.2018
LT07.11.2018
LV07.11.2018
MC07.11.2018
RS07.11.2018
SI07.11.2018
SM07.11.2018
BG07.02.2019
NO07.02.2019
GR08.02.2019
IS07.03.2019
PT07.03.2019
LU03.07.2019
CH31.07.2019
LI31.07.2019
Former [2020/14]AL07.11.2018
CZ07.11.2018
DK07.11.2018
EE07.11.2018
ES07.11.2018
HR07.11.2018
LT07.11.2018
LV07.11.2018
MC07.11.2018
RS07.11.2018
SI07.11.2018
SM07.11.2018
BG07.02.2019
NO07.02.2019
GR08.02.2019
IS07.03.2019
PT07.03.2019
Former [2019/50]AL07.11.2018
CZ07.11.2018
DK07.11.2018
EE07.11.2018
ES07.11.2018
HR07.11.2018
LT07.11.2018
LV07.11.2018
RS07.11.2018
SI07.11.2018
SM07.11.2018
BG07.02.2019
NO07.02.2019
GR08.02.2019
IS07.03.2019
PT07.03.2019
Former [2019/37]AL07.11.2018
CZ07.11.2018
DK07.11.2018
EE07.11.2018
ES07.11.2018
HR07.11.2018
LT07.11.2018
LV07.11.2018
RS07.11.2018
SM07.11.2018
BG07.02.2019
NO07.02.2019
GR08.02.2019
IS07.03.2019
PT07.03.2019
Former [2019/35]AL07.11.2018
CZ07.11.2018
DK07.11.2018
ES07.11.2018
HR07.11.2018
LT07.11.2018
LV07.11.2018
RS07.11.2018
BG07.02.2019
NO07.02.2019
GR08.02.2019
IS07.03.2019
PT07.03.2019
Former [2019/34]AL07.11.2018
DK07.11.2018
ES07.11.2018
HR07.11.2018
LT07.11.2018
LV07.11.2018
RS07.11.2018
BG07.02.2019
NO07.02.2019
GR08.02.2019
IS07.03.2019
PT07.03.2019
Former [2019/26]AL07.11.2018
ES07.11.2018
HR07.11.2018
LT07.11.2018
LV07.11.2018
RS07.11.2018
BG07.02.2019
NO07.02.2019
GR08.02.2019
IS07.03.2019
PT07.03.2019
Former [2019/25]ES07.11.2018
HR07.11.2018
LT07.11.2018
LV07.11.2018
RS07.11.2018
BG07.02.2019
NO07.02.2019
GR08.02.2019
IS07.03.2019
Former [2019/24]ES07.11.2018
HR07.11.2018
LT07.11.2018
LV07.11.2018
BG07.02.2019
NO07.02.2019
GR08.02.2019
IS07.03.2019
Former [2019/23]ES07.11.2018
HR07.11.2018
LT07.11.2018
LV07.11.2018
BG07.02.2019
NO07.02.2019
IS07.03.2019
Former [2019/22]LT07.11.2018
BG07.02.2019
NO07.02.2019
IS07.03.2019
Former [2019/21]LT07.11.2018
NO07.02.2019
IS07.03.2019
Former [2019/20]LT07.11.2018
NO07.02.2019
Cited inInternational search[XI]WO8102584  (JORDAN R);
 [XI]WO2013094230  (JFE STEEL CORP [JP], et al);
 [XI]EP2653565  (JFE STEEL CORP [JP]);
 [XI]WO2014045876  (MITSUBISHI HEAVY IND LTD [JP])
ExaminationUS3236629
 FR2452520
 EP0319505
 DE19606575
 EP2407742
by applicantDE3603078
 DE4008963
 JPH1192809
 DE19859354
 CN101000141
 DE102007020294
 CN102060197
 CN102382915
OppositionUS3236629
 FR2452520
 WO8102584
 EP0059904
 DD225447
 EP0319505
 DE19606575
 DE10356480
 EP2407742
 WO2013094230
 EP2653565
 WO2014045876
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.