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Extract from the Register of European Patents

EP About this file: EP3542595

EP3542595 - METHOD FOR CONTROLLING THE ELECTRIC ARC IN AN ELECTRIC ARC FURNACE AND ELECTRIC ARC FURNACE [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  17.09.2021
Database last updated on 30.07.2024
FormerThe patent has been granted
Status updated on  09.10.2020
FormerGrant of patent is intended
Status updated on  14.06.2020
FormerRequest for examination was made
Status updated on  23.08.2019
FormerThe international publication has been made
Status updated on  25.05.2018
Formerunknown
Status updated on  13.12.2016
Most recent event   Tooltip08.07.2022Lapse of the patent in a contracting state
New state(s): MK		published on 10.08.2022  [2022/32]
Applicant(s)For all designated states
Metso Outotec Finland Oy
Lokomonkatu 3
33900 Tampere / FI
[2021/09]
Former [2019/39]For all designated states
Outotec (Finland) Oy
Rauhalanpuisto 9
02230 Espoo / FI
Inventor(s)01 / JUVONEN, Seppo
Oravanmarjapolku 3
06100 Porvoo / FI
02 / JOKINEN, Jarmo
Ruukinlahdentie 3 B 22
00200 Helsinki / FI
03 / RÖNNBERG, Tom
Rauhamäenkuja 3
02820 Espoo / FI
04 / LOIKKANEN, Ilpo
Norppatie 5 B 6
02260 Espoo / FI
 [2019/39]
Representative(s)Papula Oy
P.O. Box 981
00101 Helsinki / FI
[2019/39]
Application number, filing date16805484.915.11.2016
[2019/39]
WO2016FI50802
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2018091762
Date:24.05.2018
Language:EN
[2018/21]
Type: A1 Application with search report 
No.:EP3542595
Date:25.09.2019
Language:EN
The application published by WIPO in one of the EPO official languages on 24.05.2018 takes the place of the publication of the European patent application.
[2019/39]
Type: B1 Patent specification 
No.:EP3542595
Date:11.11.2020
Language:EN
[2020/46]
Search report(s)International search report - published on:EP24.05.2018
ClassificationIPC:H05B7/06, F27D11/10, H05B7/148
[2019/39]
CPC:
H05B7/06 (EP); F27B3/085 (EP); F27B3/10 (EP);
F27B3/20 (EP); F27B3/28 (EP); F27D11/08 (EP);
F27D11/10 (EP); F27D19/00 (EP); H05B7/148 (EP);
F27D2019/0037 (EP); Y02P10/25 (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 [2019/39]
Extension statesBANot yet paid
MENot yet paid
Validation statesMANot yet paid
MDNot yet paid
TitleGerman:VERFAHREN ZUR STEUERUNG DES LICHTBOGENS IN EINEM LICHTBOGENOFEN SOWIE LICHTBOGENOFEN[2019/39]
English:METHOD FOR CONTROLLING THE ELECTRIC ARC IN AN ELECTRIC ARC FURNACE AND ELECTRIC ARC FURNACE[2019/39]
French:PROCÉDÉ DE COMMANDE DE L'ARC ÉLECTRIQUE DANS UN FOUR À ARC ÉLECTRIQUE ET FOUR À ARC ÉLECTRIQUE[2019/39]
Entry into regional phase31.05.2019National basic fee paid 
31.05.2019Designation fee(s) paid 
31.05.2019Examination fee paid 
Examination procedure28.08.2017Request for preliminary examination filed
International Preliminary Examining Authority: EP
31.05.2019Amendment by applicant (claims and/or description)
31.05.2019Examination requested  [2019/39]
31.05.2019Date on which the examining division has become responsible
15.06.2020Communication of intention to grant the patent
01.10.2020Fee for grant paid
01.10.2020Fee for publishing/printing paid
01.10.2020Receipt of the translation of the claim(s)
Opposition(s)12.08.2021No opposition filed within time limit [2021/42]
Fees paidRenewal fee
31.05.2019Renewal fee patent year 03
26.11.2019Renewal fee patent year 04
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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  TooltipHU15.11.2016
AL11.11.2020
AT11.11.2020
CY11.11.2020
CZ11.11.2020
DK11.11.2020
EE11.11.2020
ES11.11.2020
HR11.11.2020
LT11.11.2020
LV11.11.2020
MC11.11.2020
MK11.11.2020
MT11.11.2020
NL11.11.2020
RO11.11.2020
RS11.11.2020
SI11.11.2020
SK11.11.2020
SM11.11.2020
IE15.11.2020
LU15.11.2020
CH30.11.2020
LI30.11.2020
BG11.02.2021
GB11.02.2021
GR12.02.2021
IS11.03.2021
PT11.03.2021
[2022/32]
Former [2022/28]HU15.11.2016
AL11.11.2020
AT11.11.2020
CY11.11.2020
CZ11.11.2020
DK11.11.2020
EE11.11.2020
ES11.11.2020
HR11.11.2020
LT11.11.2020
LV11.11.2020
MC11.11.2020
MT11.11.2020
NL11.11.2020
RO11.11.2020
RS11.11.2020
SI11.11.2020
SK11.11.2020
SM11.11.2020
IE15.11.2020
LU15.11.2020
CH30.11.2020
LI30.11.2020
BG11.02.2021
GB11.02.2021
GR12.02.2021
IS11.03.2021
PT11.03.2021
Former [2022/23]AL11.11.2020
AT11.11.2020
CZ11.11.2020
DK11.11.2020
EE11.11.2020
ES11.11.2020
HR11.11.2020
LT11.11.2020
LV11.11.2020
MC11.11.2020
NL11.11.2020
RO11.11.2020
RS11.11.2020
SI11.11.2020
SK11.11.2020
SM11.11.2020
IE15.11.2020
LU15.11.2020
CH30.11.2020
LI30.11.2020
BG11.02.2021
GB11.02.2021
GR12.02.2021
IS11.03.2021
PT11.03.2021
Former [2022/10]AL11.11.2020
AT11.11.2020
CZ11.11.2020
DK11.11.2020
EE11.11.2020
ES11.11.2020
HR11.11.2020
LT11.11.2020
LV11.11.2020
MC11.11.2020
NL11.11.2020
RO11.11.2020
RS11.11.2020
SI11.11.2020
SK11.11.2020
SM11.11.2020
IE15.11.2020
LU15.11.2020
CH30.11.2020
LI30.11.2020
BG11.02.2021
GB11.02.2021
GR12.02.2021
PT11.03.2021
Former [2022/08]AL11.11.2020
AT11.11.2020
CZ11.11.2020
DK11.11.2020
EE11.11.2020
ES11.11.2020
HR11.11.2020
LT11.11.2020
LV11.11.2020
MC11.11.2020
NL11.11.2020
RO11.11.2020
RS11.11.2020
SI11.11.2020
SK11.11.2020
SM11.11.2020
IE15.11.2020
LU15.11.2020
CH30.11.2020
LI30.11.2020
BG11.02.2021
GB11.02.2021
GR12.02.2021
IS11.03.2021
PT11.03.2021
Former [2021/50]AL11.11.2020
AT11.11.2020
CZ11.11.2020
DK11.11.2020
EE11.11.2020
HR11.11.2020
LT11.11.2020
LV11.11.2020
MC11.11.2020
NL11.11.2020
RO11.11.2020
RS11.11.2020
SI11.11.2020
SK11.11.2020
SM11.11.2020
IE15.11.2020
LU15.11.2020
CH30.11.2020
LI30.11.2020
BG11.02.2021
GR12.02.2021
IS11.03.2021
PT11.03.2021
Former [2021/46]AL11.11.2020
AT11.11.2020
CZ11.11.2020
DK11.11.2020
EE11.11.2020
HR11.11.2020
LT11.11.2020
LV11.11.2020
MC11.11.2020
NL11.11.2020
RO11.11.2020
RS11.11.2020
SK11.11.2020
SM11.11.2020
IE15.11.2020
LU15.11.2020
CH30.11.2020
LI30.11.2020
BG11.02.2021
GR12.02.2021
IS11.03.2021
PT11.03.2021
Former [2021/45]AL11.11.2020
AT11.11.2020
CZ11.11.2020
DK11.11.2020
EE11.11.2020
HR11.11.2020
LT11.11.2020
LV11.11.2020
MC11.11.2020
RO11.11.2020
RS11.11.2020
SK11.11.2020
SM11.11.2020
LU15.11.2020
CH30.11.2020
LI30.11.2020
BG11.02.2021
GR12.02.2021
IS11.03.2021
PT11.03.2021
Former [2021/40]AT11.11.2020
CZ11.11.2020
DK11.11.2020
EE11.11.2020
HR11.11.2020
LT11.11.2020
LV11.11.2020
MC11.11.2020
RO11.11.2020
RS11.11.2020
SK11.11.2020
SM11.11.2020
LU15.11.2020
CH30.11.2020
LI30.11.2020
BG11.02.2021
GR12.02.2021
IS11.03.2021
PT11.03.2021
Former [2021/37]AT11.11.2020
CZ11.11.2020
DK11.11.2020
EE11.11.2020
HR11.11.2020
LT11.11.2020
LV11.11.2020
RO11.11.2020
RS11.11.2020
SK11.11.2020
SM11.11.2020
LU15.11.2020
CH30.11.2020
LI30.11.2020
BG11.02.2021
GR12.02.2021
IS11.03.2021
PT11.03.2021
Former [2021/36]AT11.11.2020
CZ11.11.2020
EE11.11.2020
HR11.11.2020
LT11.11.2020
LV11.11.2020
RO11.11.2020
RS11.11.2020
SK11.11.2020
SM11.11.2020
LU15.11.2020
BG11.02.2021
GR12.02.2021
IS11.03.2021
PT11.03.2021
Former [2021/35]AT11.11.2020
CZ11.11.2020
HR11.11.2020
LT11.11.2020
LV11.11.2020
RO11.11.2020
RS11.11.2020
SK11.11.2020
SM11.11.2020
LU15.11.2020
BG11.02.2021
GR12.02.2021
IS11.03.2021
PT11.03.2021
Former [2021/33]AT11.11.2020
HR11.11.2020
LT11.11.2020
LV11.11.2020
RS11.11.2020
SM11.11.2020
LU15.11.2020
BG11.02.2021
GR12.02.2021
IS11.03.2021
PT11.03.2021
Former [2021/32]AT11.11.2020
HR11.11.2020
LV11.11.2020
RS11.11.2020
SM11.11.2020
BG11.02.2021
GR12.02.2021
IS11.03.2021
PT11.03.2021
Former [2021/28]AT11.11.2020
HR11.11.2020
LV11.11.2020
RS11.11.2020
BG11.02.2021
GR12.02.2021
IS11.03.2021
PT11.03.2021
Former [2021/25]AT11.11.2020
LV11.11.2020
RS11.11.2020
BG11.02.2021
GR12.02.2021
IS11.03.2021
PT11.03.2021
Former [2021/23]AT11.11.2020
LV11.11.2020
RS11.11.2020
BG11.02.2021
GR12.02.2021
PT11.03.2021
Former [2021/22]RS11.11.2020
PT11.03.2021
Former [2021/21]PT11.03.2021
Cited inInternational search[A]EP0150484  (BBC BROWN BOVERI & CIE [CH]) [A] 1-18 * page 8, line 23 - page 10, line 23; figures 1,2 *;
 [A]JPH03279777  (KAWASAKI STEEL CO) [A] 1-18* abstract *;
 [XI]JPH05135898  (ISHIKAWAJIMA HARIMA HEAVY IND) [X] 1,10 * abstract * [I] 2-9,11-18;
 [A]JPH0545998U  (ISHIKAWAJIMA HARIMA HEAVY IND) [A] 1-18 * the whole document *;
 [A]DE4222854  (GUTEHOFFNUNGSHUETTE MAN [DE]) [A] 1-18 * column 3, line 47 - line 59; figures 6,7 *;
 [A]US6636548  (LEU LIN-HER [TW], et al) [A] 1-18 * column 3, line 19 - line 30; figures 1,2 *
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.