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Extract from the Register of European Patents

EP About this file: EP3406743

EP3406743 - METHOD FOR REFINING MAGNETIC DOMAINS OF GRAIN-ORIENTED ELECTRICAL STEEL PLATES, AND APPARATUS THEREFOR [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  11.11.2022
Database last updated on 25.09.2024
FormerThe patent has been granted
Status updated on  03.12.2021
FormerGrant of patent is intended
Status updated on  19.07.2021
FormerRequest for examination was made
Status updated on  26.10.2018
FormerThe international publication has been made
Status updated on  28.07.2017
Most recent event   Tooltip13.09.2024Lapse of the patent in a contracting state
New state(s): MT		published on 16.10.2024 [2024/42]
Applicant(s)For all designated states
Posco
(Goedong-dong)
6261 Donghaean-ro
Nam-gu
Pohang-si, Gyeongsangbuk-do 37859 / KR
[2018/48]
Inventor(s)01 / HONG, Seong Cheol
c/o POSCO
(Goedong-dong)
6261 Donghaean-ro
Nam-gu
Pohang-si Gyeongsangbuk-do 37859 / KR
02 / MIN, Ki Young
c/o POSCO
(Goedong-dong)
6261 Donghaean-ro
Nam-gu
Pohang-si Gyeongsangbuk-do 37859 / KR
03 / LEE, Gyoo Taek
c/o POSCO
(Goedong-dong)
6261 Donghaean-ro
Nam-gu
Pohang-si Gyeongsangbuk-do 37859 / KR
04 / PARK, Se min
c/o POSCO
(Goedong-dong)
6261 Donghaean-ro
Nam-gu
Pohang-si Gyeongsangbuk-do 37859 / KR
05 / KWON, Oh Yeoul
c/o POSCO
(Goedong-dong)
6261 Donghaean-ro
Nam-gu
Pohang-si Gyeongsangbuk-do 37859 / KR
06 / KIM, Jae Kyoum
c/o POSCO
(Goedong-dong)
6261 Donghaean-ro
Nam-gu
Pohang-si Gyeongsangbuk-do 37859 / KR
 [2018/48]
Representative(s)Zech, Stefan Markus
Meissner Bolte Patentanwälte
Rechtsanwälte Partnerschaft mbB
Postfach 86 06 24
81633 München / DE
[2018/48]
Application number, filing date17741654.218.01.2017
[2018/48]
WO2017KR00617
Priority number, dateKR2016000840222.01.2016         Original published format: KR 20160008402
[2018/48]
Filing languageKO
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2017126888
Date:27.07.2017
Language:KO
[2017/30]
Type: A1 Application with search report 
No.:EP3406743
Date:28.11.2018
Language:EN
[2018/48]
Type: B1 Patent specification 
No.:EP3406743
Date:05.01.2022
Language:EN
[2022/01]
Search report(s)International search report - published on:KR27.07.2017
(Supplementary) European search report - dispatched on:EP17.10.2018
ClassificationIPC:C21D8/12, C21D10/00, B23K26/352, B23K26/354, B23K26/364, B23K26/08, B23K26/16, B23K26/70, B23K37/047, B23K26/12, B23K26/32, B23K26/142
[2018/48]
CPC:
B23K26/16 (EP,US); B23K26/354 (US); B23K26/0006 (US);
B23K26/035 (US); B23K26/0846 (EP,US); B23K26/0853 (US);
B23K26/127 (US); B23K26/142 (US); B23K26/359 (US);
B23K26/364 (EP,US); B23K26/70 (EP,US); C21D10/00 (EP,US);
C21D8/12 (EP,US); C21D8/1277 (EP,US); C21D8/1294 (EP,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 [2018/48]
Extension statesBANot yet paid
MENot yet paid
Validation statesMANot yet paid
MDNot yet paid
TitleGerman:VERFAHREN ZUR VERFEINERUNG MAGNETISCHER BEREICHE VON KORNORIENTIERTEN ELEKTRISCHEN STAHLPLATTEN UND VORRICHTUNG DAFÜR[2018/48]
English:METHOD FOR REFINING MAGNETIC DOMAINS OF GRAIN-ORIENTED ELECTRICAL STEEL PLATES, AND APPARATUS THEREFOR[2018/48]
French:PROCÉDÉ POUR AFFINER DES DOMAINES MAGNÉTIQUES DE PLAQUES D'ACIER MAGNÉTIQUE À GRAINS ORIENTÉS, ET APPAREIL ASSOCIÉ[2018/48]
Entry into regional phase16.08.2018Translation filed 
16.08.2018National basic fee paid 
16.08.2018Search fee paid 
16.08.2018Designation fee(s) paid 
16.08.2018Examination fee paid 
Examination proceduredeletedDate on which the examining division has become responsible
16.08.2018Examination requested  [2018/48]
15.05.2019Amendment by applicant (claims and/or description)
20.07.2021Communication of intention to grant the patent
24.11.2021Fee for grant paid
24.11.2021Fee for publishing/printing paid
24.11.2021Receipt of the translation of the claim(s)
Opposition(s)06.10.2022No opposition filed within time limit [2022/50]
Fees paidRenewal fee
30.01.2019Renewal fee patent year 03
14.01.2020Renewal fee patent year 04
24.11.2020Renewal fee patent year 05
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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  TooltipHU18.01.2017
AL05.01.2022
AT05.01.2022
CY05.01.2022
CZ05.01.2022
DK05.01.2022
EE05.01.2022
ES05.01.2022
FI05.01.2022
HR05.01.2022
IT05.01.2022
LT05.01.2022
LV05.01.2022
MC05.01.2022
MK05.01.2022
MT05.01.2022
NL05.01.2022
PL05.01.2022
RO05.01.2022
RS05.01.2022
SE05.01.2022
SI05.01.2022
SK05.01.2022
SM05.01.2022
TR05.01.2022
IE18.01.2022
LU18.01.2022
BE31.01.2022
CH31.01.2022
LI31.01.2022
BG05.04.2022
GB05.04.2022
NO05.04.2022
GR06.04.2022
IS05.05.2022
PT05.05.2022
[2024/42]
Former [2024/29]HU18.01.2017
AL05.01.2022
AT05.01.2022
CY05.01.2022
CZ05.01.2022
DK05.01.2022
EE05.01.2022
ES05.01.2022
FI05.01.2022
HR05.01.2022
IT05.01.2022
LT05.01.2022
LV05.01.2022
MC05.01.2022
MK05.01.2022
NL05.01.2022
PL05.01.2022
RO05.01.2022
RS05.01.2022
SE05.01.2022
SI05.01.2022
SK05.01.2022
SM05.01.2022
TR05.01.2022
IE18.01.2022
LU18.01.2022
BE31.01.2022
CH31.01.2022
LI31.01.2022
BG05.04.2022
GB05.04.2022
NO05.04.2022
GR06.04.2022
IS05.05.2022
PT05.05.2022
Former [2024/22]HU18.01.2017
AL05.01.2022
AT05.01.2022
CY05.01.2022
CZ05.01.2022
DK05.01.2022
EE05.01.2022
ES05.01.2022
FI05.01.2022
HR05.01.2022
IT05.01.2022
LT05.01.2022
LV05.01.2022
MC05.01.2022
MK05.01.2022
NL05.01.2022
PL05.01.2022
RO05.01.2022
RS05.01.2022
SE05.01.2022
SI05.01.2022
SK05.01.2022
SM05.01.2022
IE18.01.2022
LU18.01.2022
BE31.01.2022
CH31.01.2022
LI31.01.2022
BG05.04.2022
GB05.04.2022
NO05.04.2022
GR06.04.2022
IS05.05.2022
PT05.05.2022
Former [2024/20]HU18.01.2017
AL05.01.2022
AT05.01.2022
CY05.01.2022
CZ05.01.2022
DK05.01.2022
EE05.01.2022
ES05.01.2022
FI05.01.2022
HR05.01.2022
IT05.01.2022
LT05.01.2022
LV05.01.2022
MC05.01.2022
NL05.01.2022
PL05.01.2022
RO05.01.2022
RS05.01.2022
SE05.01.2022
SI05.01.2022
SK05.01.2022
SM05.01.2022
IE18.01.2022
LU18.01.2022
BE31.01.2022
CH31.01.2022
LI31.01.2022
BG05.04.2022
GB05.04.2022
NO05.04.2022
GR06.04.2022
IS05.05.2022
PT05.05.2022
Former [2024/18]HU18.01.2017
AL05.01.2022
AT05.01.2022
CZ05.01.2022
DK05.01.2022
EE05.01.2022
ES05.01.2022
FI05.01.2022
HR05.01.2022
IT05.01.2022
LT05.01.2022
LV05.01.2022
MC05.01.2022
NL05.01.2022
PL05.01.2022
RO05.01.2022
RS05.01.2022
SE05.01.2022
SI05.01.2022
SK05.01.2022
SM05.01.2022
IE18.01.2022
LU18.01.2022
BE31.01.2022
CH31.01.2022
LI31.01.2022
BG05.04.2022
GB05.04.2022
NO05.04.2022
GR06.04.2022
IS05.05.2022
PT05.05.2022
Former [2023/35]AL05.01.2022
AT05.01.2022
CZ05.01.2022
DK05.01.2022
EE05.01.2022
ES05.01.2022
FI05.01.2022
HR05.01.2022
IT05.01.2022
LT05.01.2022
LV05.01.2022
MC05.01.2022
NL05.01.2022
PL05.01.2022
RO05.01.2022
RS05.01.2022
SE05.01.2022
SI05.01.2022
SK05.01.2022
SM05.01.2022
IE18.01.2022
LU18.01.2022
BE31.01.2022
CH31.01.2022
LI31.01.2022
BG05.04.2022
GB05.04.2022
NO05.04.2022
GR06.04.2022
IS05.05.2022
PT05.05.2022
Former [2023/10]AL05.01.2022
AT05.01.2022
CZ05.01.2022
DK05.01.2022
EE05.01.2022
ES05.01.2022
FI05.01.2022
HR05.01.2022
LT05.01.2022
LV05.01.2022
MC05.01.2022
NL05.01.2022
PL05.01.2022
RO05.01.2022
RS05.01.2022
SE05.01.2022
SI05.01.2022
SK05.01.2022
SM05.01.2022
IE18.01.2022
LU18.01.2022
BE31.01.2022
CH31.01.2022
LI31.01.2022
BG05.04.2022
GB05.04.2022
NO05.04.2022
GR06.04.2022
IS05.05.2022
PT05.05.2022
Former [2023/08]AL05.01.2022
AT05.01.2022
CZ05.01.2022
DK05.01.2022
EE05.01.2022
ES05.01.2022
FI05.01.2022
HR05.01.2022
LT05.01.2022
LV05.01.2022
MC05.01.2022
NL05.01.2022
PL05.01.2022
RO05.01.2022
RS05.01.2022
SE05.01.2022
SK05.01.2022
SM05.01.2022
IE18.01.2022
LU18.01.2022
BE31.01.2022
CH31.01.2022
LI31.01.2022
BG05.04.2022
GB05.04.2022
NO05.04.2022
GR06.04.2022
IS05.05.2022
PT05.05.2022
Former [2023/03]AL05.01.2022
AT05.01.2022
CZ05.01.2022
DK05.01.2022
EE05.01.2022
ES05.01.2022
FI05.01.2022
HR05.01.2022
LT05.01.2022
LV05.01.2022
MC05.01.2022
NL05.01.2022
PL05.01.2022
RO05.01.2022
RS05.01.2022
SE05.01.2022
SK05.01.2022
SM05.01.2022
LU18.01.2022
BE31.01.2022
CH31.01.2022
LI31.01.2022
BG05.04.2022
NO05.04.2022
GR06.04.2022
IS05.05.2022
PT05.05.2022
Former [2023/01]AL05.01.2022
AT05.01.2022
CZ05.01.2022
DK05.01.2022
EE05.01.2022
ES05.01.2022
FI05.01.2022
HR05.01.2022
LT05.01.2022
LV05.01.2022
MC05.01.2022
NL05.01.2022
PL05.01.2022
RO05.01.2022
RS05.01.2022
SE05.01.2022
SK05.01.2022
SM05.01.2022
LU18.01.2022
BE31.01.2022
BG05.04.2022
NO05.04.2022
GR06.04.2022
IS05.05.2022
PT05.05.2022
Former [2022/49]AT05.01.2022
CZ05.01.2022
DK05.01.2022
EE05.01.2022
ES05.01.2022
FI05.01.2022
HR05.01.2022
LT05.01.2022
LV05.01.2022
MC05.01.2022
NL05.01.2022
PL05.01.2022
RO05.01.2022
RS05.01.2022
SE05.01.2022
SK05.01.2022
SM05.01.2022
LU18.01.2022
BG05.04.2022
NO05.04.2022
GR06.04.2022
IS05.05.2022
PT05.05.2022
Former [2022/48]AT05.01.2022
CZ05.01.2022
DK05.01.2022
EE05.01.2022
ES05.01.2022
FI05.01.2022
HR05.01.2022
LT05.01.2022
LV05.01.2022
MC05.01.2022
NL05.01.2022
PL05.01.2022
RO05.01.2022
RS05.01.2022
SE05.01.2022
SM05.01.2022
LU18.01.2022
BG05.04.2022
NO05.04.2022
GR06.04.2022
IS05.05.2022
PT05.05.2022
Former [2022/47]AT05.01.2022
DK05.01.2022
ES05.01.2022
FI05.01.2022
HR05.01.2022
LT05.01.2022
LV05.01.2022
MC05.01.2022
NL05.01.2022
PL05.01.2022
RO05.01.2022
RS05.01.2022
SE05.01.2022
SM05.01.2022
LU18.01.2022
BG05.04.2022
NO05.04.2022
GR06.04.2022
IS05.05.2022
PT05.05.2022
Former [2022/46]AT05.01.2022
DK05.01.2022
ES05.01.2022
FI05.01.2022
HR05.01.2022
LT05.01.2022
LV05.01.2022
NL05.01.2022
PL05.01.2022
RS05.01.2022
SE05.01.2022
LU18.01.2022
BG05.04.2022
NO05.04.2022
GR06.04.2022
IS05.05.2022
PT05.05.2022
Former [2022/42]AT05.01.2022
ES05.01.2022
FI05.01.2022
HR05.01.2022
LT05.01.2022
LV05.01.2022
NL05.01.2022
PL05.01.2022
RS05.01.2022
SE05.01.2022
BG05.04.2022
NO05.04.2022
GR06.04.2022
IS05.05.2022
PT05.05.2022
Former [2022/39]AT05.01.2022
ES05.01.2022
FI05.01.2022
HR05.01.2022
LT05.01.2022
LV05.01.2022
NL05.01.2022
PL05.01.2022
RS05.01.2022
SE05.01.2022
BG05.04.2022
NO05.04.2022
GR06.04.2022
PT05.05.2022
Former [2022/36]AT05.01.2022
ES05.01.2022
HR05.01.2022
LT05.01.2022
LV05.01.2022
NL05.01.2022
PL05.01.2022
RS05.01.2022
SE05.01.2022
BG05.04.2022
NO05.04.2022
GR06.04.2022
PT05.05.2022
Former [2022/35]ES05.01.2022
HR05.01.2022
LT05.01.2022
NL05.01.2022
RS05.01.2022
SE05.01.2022
BG05.04.2022
NO05.04.2022
PT05.05.2022
Former [2022/34]ES05.01.2022
LT05.01.2022
NL05.01.2022
NO05.04.2022
PT05.05.2022
Former [2022/33]LT05.01.2022
NL05.01.2022
NO05.04.2022
Former [2022/30]NL05.01.2022
Documents cited:Search[A]JP2004351447  (TOPPAN FORMS CO LTD) [A] 1-5,8-11 * abstract *;
 [A]US2009200280  (PIANTONI MATTEO [IT], et al) [A] 1,6-8,12,14 * paragraph [0031] ** paragraph [0045] - paragraph [0052] *;
 [Y]CN202226886U  (WUHAN IRON & STEEL GROUP CORP) [Y] 1,6-8,12-15 * the whole document *;
 [Y]KR20120073913  (POSCO [KR]) [Y] 1,6-8,12-15 * the whole document *;
 [A]KR101395800B  (POSCO [KR]) [A] 1,6,8,12,14 * abstract *;
 [XP]KR101626601B  (POSCO [KR]) [XP] 1-5,8-11 * the whole document *;
 [E]KR20170011860  (POSCO [KR]) [E] 1,6-8,12-15 * the whole document *
International search[Y]KR200204905Y  (PO HANG IRON & STEEL [KR]) [Y] 10, 23* See page 2, lines 10-59. *;
 [YA]KR20120073913  (POSCO [KR]) [Y] 1, 4-6, 8-12, 15-16 , 19, 21-24 * See claims !, 4, 6 and figure 1. * [A] 2-3, 7, 13-14, 17-18 , 20;
 [Y]KR20140021915  (SAMSUNG ELECTRO MECH [KR]) [Y] 8, 21 * See paragraph [0032]. *;
 [Y]KR101395800B  (POSCO [KR]) [Y] 6, 8-11, 16, 19, 21-24 * See paragraphs [0039]-[0040] and claim 1. *;
 [Y]KR20140087126  (POSCO [KR]) [Y] 1, 4-6, 8-12, 15-16 , 19, 21-24 * See paragraphs [0017], [0024]-[0031] and claim 1. *
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.