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Extract from the Register of European Patents

EP About this file: EP3680356

EP3680356 - WROUGHT ALUMINUM ALLOY [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  13.01.2023
Database last updated on 28.03.2026
FormerThe patent has been granted
Status updated on  04.02.2022
FormerGrant of patent is intended
Status updated on  23.11.2021
FormerExamination is in progress
Status updated on  16.04.2021
FormerRequest for examination was made
Status updated on  12.06.2020
Most recent event   Tooltip27.09.2024Lapse of the patent in a contracting state
New state(s): MT		published on 30.10.2024  [2024/44]
Applicant(s)For all designated states
Korea Automotive Technology Institute
303 Pungse-ro
Pungse-myeon
Dongnam-gu
Cheonan-si, Chungcheongnam-do 31214 / KR
[2020/29]
Inventor(s)01 / SUNG, Si Young
117-1503, 68, Tongjeong 3-ro
Dongnam-gu
Cheonan-si
31204 Chungcheongnam-do / KR
02 / HAN, Beom Suck
117-2304, 36, Gwongwang-ro 260beon-gil
Suwon-si
16532 Gyeonggi-do / KR
03 / KIM, Se Hoon
104-605, 68, Tongjeong 3-ro
Dongnam-gu
Cheonan-si
31204 Chungcheongnam-do / KR
04 / SHIN, Jae Hyuk
No. 306, 5-26, Tongjeong 8-ro
Dongnam-gu
Cheonan-si
31208 Chungcheongnam-do / KR
05 / KIM, Jin Pyeong
214-504, 769-28, Pungse-ro
Dongnam-gu
Cheonan-si
31202 Chungcheongnam-do / KR
 [2020/29]
Representative(s)Shearman, James Ward
Marks & Clerk LLP
15 Fetter Lane
London EC4A 1BW / GB
[2020/29]
Application number, filing date20157510.703.04.2017
[2020/29]
Priority number, dateKR2016004097204.04.2016         Original published format: KR 20160040972
KR2016013666520.10.2016         Original published format: KR 20160136665
[2020/29]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP3680356
Date:15.07.2020
Language:EN
[2020/29]
Type: B1 Patent specification 
No.:EP3680356
Date:09.03.2022
Language:EN
[2022/10]
Search report(s)(Supplementary) European search report - dispatched on:EP27.03.2020
ClassificationIPC:C22C21/10
[2020/29]
CPC:
C22C21/10 (EP,CN,US); C22F1/053 (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 [2020/29]
TitleGerman:ALUMINIUMKNETLEGIERUNG[2020/29]
English:WROUGHT ALUMINUM ALLOY[2020/29]
French:ALLIAGE D'ALUMINIUM CORROYÉ[2020/29]
Examination procedure14.02.2020Examination requested  [2020/29]
24.12.2020Amendment by applicant (claims and/or description)
19.04.2021Despatch of a communication from the examining division (Time limit: M04)
27.08.2021Reply to a communication from the examining division
24.11.2021Communication of intention to grant the patent
01.02.2022Fee for grant paid
01.02.2022Fee for publishing/printing paid
01.02.2022Receipt of the translation of the claim(s)
Parent application(s)   TooltipEP17164614.4  / EP3239313
Opposition(s)12.12.2022No opposition filed within time limit [2023/07]
Fees paidRenewal fee
14.02.2020Renewal fee patent year 03
14.02.2020Renewal fee patent year 04
15.04.2021Renewal fee patent year 05
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  TooltipHU03.04.2017
AL09.03.2022
AT09.03.2022
CY09.03.2022
CZ09.03.2022
DK09.03.2022
EE09.03.2022
ES09.03.2022
FI09.03.2022
HR09.03.2022
IT09.03.2022
LT09.03.2022
LV09.03.2022
MC09.03.2022
MK09.03.2022
MT09.03.2022
NL09.03.2022
RO09.03.2022
RS09.03.2022
SE09.03.2022
SI09.03.2022
SK09.03.2022
SM09.03.2022
TR09.03.2022
IE03.04.2022
LU03.04.2022
BE30.04.2022
CH30.04.2022
LI30.04.2022
BG09.06.2022
GB09.06.2022
NO09.06.2022
GR10.06.2022
IS09.07.2022
PT11.07.2022
[2024/44]
Former [2024/29]HU03.04.2017
AL09.03.2022
AT09.03.2022
CY09.03.2022
CZ09.03.2022
DK09.03.2022
EE09.03.2022
ES09.03.2022
FI09.03.2022
HR09.03.2022
IT09.03.2022
LT09.03.2022
LV09.03.2022
MC09.03.2022
MK09.03.2022
NL09.03.2022
RO09.03.2022
RS09.03.2022
SE09.03.2022
SI09.03.2022
SK09.03.2022
SM09.03.2022
TR09.03.2022
IE03.04.2022
LU03.04.2022
BE30.04.2022
CH30.04.2022
LI30.04.2022
BG09.06.2022
GB09.06.2022
NO09.06.2022
GR10.06.2022
IS09.07.2022
PT11.07.2022
Former [2024/25]HU03.04.2017
AL09.03.2022
AT09.03.2022
CY09.03.2022
CZ09.03.2022
DK09.03.2022
EE09.03.2022
ES09.03.2022
FI09.03.2022
HR09.03.2022
IT09.03.2022
LT09.03.2022
LV09.03.2022
MC09.03.2022
MK09.03.2022
NL09.03.2022
RO09.03.2022
RS09.03.2022
SE09.03.2022
SI09.03.2022
SK09.03.2022
SM09.03.2022
IE03.04.2022
LU03.04.2022
BE30.04.2022
CH30.04.2022
LI30.04.2022
BG09.06.2022
GB09.06.2022
NO09.06.2022
GR10.06.2022
IS09.07.2022
PT11.07.2022
Former [2024/23]AL09.03.2022
AT09.03.2022
CY09.03.2022
CZ09.03.2022
DK09.03.2022
EE09.03.2022
ES09.03.2022
FI09.03.2022
HR09.03.2022
IT09.03.2022
LT09.03.2022
LV09.03.2022
MC09.03.2022
MK09.03.2022
NL09.03.2022
RO09.03.2022
RS09.03.2022
SE09.03.2022
SI09.03.2022
SK09.03.2022
SM09.03.2022
IE03.04.2022
LU03.04.2022
BE30.04.2022
CH30.04.2022
LI30.04.2022
BG09.06.2022
GB09.06.2022
NO09.06.2022
GR10.06.2022
IS09.07.2022
PT11.07.2022
Former [2024/20]AL09.03.2022
AT09.03.2022
CY09.03.2022
CZ09.03.2022
DK09.03.2022
EE09.03.2022
ES09.03.2022
FI09.03.2022
HR09.03.2022
IT09.03.2022
LT09.03.2022
LV09.03.2022
MC09.03.2022
NL09.03.2022
RO09.03.2022
RS09.03.2022
SE09.03.2022
SI09.03.2022
SK09.03.2022
SM09.03.2022
IE03.04.2022
LU03.04.2022
BE30.04.2022
CH30.04.2022
LI30.04.2022
BG09.06.2022
GB09.06.2022
NO09.06.2022
GR10.06.2022
IS09.07.2022
PT11.07.2022
Former [2023/35]AL09.03.2022
AT09.03.2022
CZ09.03.2022
DK09.03.2022
EE09.03.2022
ES09.03.2022
FI09.03.2022
HR09.03.2022
IT09.03.2022
LT09.03.2022
LV09.03.2022
MC09.03.2022
NL09.03.2022
RO09.03.2022
RS09.03.2022
SE09.03.2022
SI09.03.2022
SK09.03.2022
SM09.03.2022
IE03.04.2022
LU03.04.2022
BE30.04.2022
CH30.04.2022
LI30.04.2022
BG09.06.2022
GB09.06.2022
NO09.06.2022
GR10.06.2022
IS09.07.2022
PT11.07.2022
Former [2023/27]AL09.03.2022
AT09.03.2022
CZ09.03.2022
DK09.03.2022
EE09.03.2022
ES09.03.2022
FI09.03.2022
HR09.03.2022
LT09.03.2022
LV09.03.2022
MC09.03.2022
NL09.03.2022
RO09.03.2022
RS09.03.2022
SE09.03.2022
SI09.03.2022
SK09.03.2022
SM09.03.2022
IE03.04.2022
LU03.04.2022
BE30.04.2022
CH30.04.2022
LI30.04.2022
BG09.06.2022
GB09.06.2022
NO09.06.2022
GR10.06.2022
IS09.07.2022
PT11.07.2022
Former [2023/20]AL09.03.2022
AT09.03.2022
CZ09.03.2022
DK09.03.2022
EE09.03.2022
ES09.03.2022
FI09.03.2022
HR09.03.2022
LT09.03.2022
LV09.03.2022
MC09.03.2022
NL09.03.2022
RO09.03.2022
RS09.03.2022
SE09.03.2022
SI09.03.2022
SK09.03.2022
SM09.03.2022
IE03.04.2022
LU03.04.2022
BE30.04.2022
CH30.04.2022
LI30.04.2022
BG09.06.2022
NO09.06.2022
GR10.06.2022
IS09.07.2022
PT11.07.2022
Former [2023/10]AL09.03.2022
AT09.03.2022
CZ09.03.2022
DK09.03.2022
EE09.03.2022
ES09.03.2022
FI09.03.2022
HR09.03.2022
LT09.03.2022
LV09.03.2022
MC09.03.2022
NL09.03.2022
RO09.03.2022
RS09.03.2022
SE09.03.2022
SI09.03.2022
SK09.03.2022
SM09.03.2022
LU03.04.2022
BE30.04.2022
CH30.04.2022
LI30.04.2022
BG09.06.2022
NO09.06.2022
GR10.06.2022
IS09.07.2022
PT11.07.2022
Former [2023/09]AL09.03.2022
AT09.03.2022
CZ09.03.2022
DK09.03.2022
EE09.03.2022
ES09.03.2022
FI09.03.2022
HR09.03.2022
LT09.03.2022
LV09.03.2022
MC09.03.2022
NL09.03.2022
RO09.03.2022
RS09.03.2022
SE09.03.2022
SK09.03.2022
SM09.03.2022
LU03.04.2022
CH30.04.2022
LI30.04.2022
BG09.06.2022
NO09.06.2022
GR10.06.2022
IS09.07.2022
PT11.07.2022
Former [2023/08]AL09.03.2022
AT09.03.2022
CZ09.03.2022
DK09.03.2022
EE09.03.2022
ES09.03.2022
FI09.03.2022
HR09.03.2022
LT09.03.2022
LV09.03.2022
MC09.03.2022
NL09.03.2022
RO09.03.2022
RS09.03.2022
SE09.03.2022
SK09.03.2022
SM09.03.2022
LU03.04.2022
BG09.06.2022
NO09.06.2022
GR10.06.2022
IS09.07.2022
PT11.07.2022
Former [2023/07]AL09.03.2022
AT09.03.2022
CZ09.03.2022
DK09.03.2022
EE09.03.2022
ES09.03.2022
FI09.03.2022
HR09.03.2022
LT09.03.2022
LV09.03.2022
MC09.03.2022
NL09.03.2022
RO09.03.2022
RS09.03.2022
SE09.03.2022
SK09.03.2022
SM09.03.2022
BG09.06.2022
NO09.06.2022
GR10.06.2022
IS09.07.2022
PT11.07.2022
Former [2023/06]AL09.03.2022
AT09.03.2022
CZ09.03.2022
EE09.03.2022
ES09.03.2022
FI09.03.2022
HR09.03.2022
LT09.03.2022
LV09.03.2022
MC09.03.2022
NL09.03.2022
RO09.03.2022
RS09.03.2022
SE09.03.2022
SK09.03.2022
SM09.03.2022
BG09.06.2022
NO09.06.2022
GR10.06.2022
IS09.07.2022
PT11.07.2022
Former [2023/01]AL09.03.2022
AT09.03.2022
CZ09.03.2022
EE09.03.2022
ES09.03.2022
FI09.03.2022
HR09.03.2022
LT09.03.2022
LV09.03.2022
NL09.03.2022
RO09.03.2022
RS09.03.2022
SE09.03.2022
SK09.03.2022
SM09.03.2022
BG09.06.2022
NO09.06.2022
GR10.06.2022
IS09.07.2022
PT11.07.2022
Former [2022/51]AT09.03.2022
CZ09.03.2022
EE09.03.2022
ES09.03.2022
FI09.03.2022
HR09.03.2022
LT09.03.2022
LV09.03.2022
NL09.03.2022
RO09.03.2022
RS09.03.2022
SE09.03.2022
SK09.03.2022
SM09.03.2022
BG09.06.2022
NO09.06.2022
GR10.06.2022
IS09.07.2022
PT11.07.2022
Former [2022/49]AT09.03.2022
CZ09.03.2022
EE09.03.2022
ES09.03.2022
FI09.03.2022
HR09.03.2022
LT09.03.2022
LV09.03.2022
NL09.03.2022
RO09.03.2022
RS09.03.2022
SE09.03.2022
SK09.03.2022
SM09.03.2022
BG09.06.2022
NO09.06.2022
GR10.06.2022
PT11.07.2022
Former [2022/48]AT09.03.2022
CZ09.03.2022
EE09.03.2022
ES09.03.2022
FI09.03.2022
HR09.03.2022
LT09.03.2022
LV09.03.2022
NL09.03.2022
RO09.03.2022
RS09.03.2022
SE09.03.2022
SM09.03.2022
BG09.06.2022
NO09.06.2022
GR10.06.2022
PT11.07.2022
Former [2022/47]AT09.03.2022
ES09.03.2022
FI09.03.2022
HR09.03.2022
LT09.03.2022
LV09.03.2022
NL09.03.2022
RO09.03.2022
RS09.03.2022
SE09.03.2022
SM09.03.2022
BG09.06.2022
NO09.06.2022
GR10.06.2022
PT11.07.2022
Former [2022/44]FI09.03.2022
HR09.03.2022
LT09.03.2022
LV09.03.2022
NL09.03.2022
RS09.03.2022
SE09.03.2022
BG09.06.2022
NO09.06.2022
GR10.06.2022
Former [2022/39]FI09.03.2022
HR09.03.2022
LT09.03.2022
LV09.03.2022
RS09.03.2022
SE09.03.2022
BG09.06.2022
NO09.06.2022
GR10.06.2022
Former [2022/36]HR09.03.2022
LT09.03.2022
LV09.03.2022
RS09.03.2022
SE09.03.2022
BG09.06.2022
NO09.06.2022
GR10.06.2022
Former [2022/35]HR09.03.2022
LT09.03.2022
RS09.03.2022
SE09.03.2022
BG09.06.2022
NO09.06.2022
Former [2022/33]LT09.03.2022
NO09.06.2022
Documents cited:Search[A] US2013146183  (MIYATA YUKIMASA et al.)
 [A] WO2008003506  (ALERIS ALUMINIUM KOBLENZ GMBH et al.) [A] 1-4 * paragraphs [0006] - [0010] - [0014] - [0029]; table 1 *
 [A] JPS59118865  (KOBE STEEL LTD et al.) [A] 1-4 * page 8 - page 9; claims 1,2 *
 [A] JPS62130255  (KOBE STEEL LTD et al.) [A] 1-4 * table 1 *
 [A] JPS62250149  (KOBE STEEL LTD et al.) [A] 1-4 * abstract *
 [A] WO2015141647  (KOBE STEEL LTD et al.) [A] 1-4 * abstract *
 [A] JP2015061948  (KOBE STEEL LTD et al.) [A] 1-4 * table 1 *
 [A] JP2014062284  (KOBE STEEL LTD et al.) [A] 1-4 * table 1 *
by applicantEP17164614
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.