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Extract from the Register of European Patents

EP About this file: EP3754757

EP3754757 - NEGATIVE ELECTRODE FOR LITHIUM SECONDARY BATTERY, METHOD OF PRODUCING THE SAME AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME [Right-click to bookmark this link]
Former [2020/52]ANODE FOR LITHIUM SECONDARY BATTERY, MANUFACTURING METHOD THEREFOR, AND LITHIUM SECONDARY BATTERY COMPRISING SAME
[2023/32]
StatusThe patent has been granted
Status updated on  10.11.2023
Database last updated on 03.10.2024
FormerGrant of patent is intended
Status updated on  11.07.2023
FormerExamination is in progress
Status updated on  29.07.2022
FormerRequest for examination was made
Status updated on  20.11.2020
FormerThe international publication has been made
Status updated on  25.10.2019
Most recent event   Tooltip02.08.2024Lapse of the patent in a contracting state
New state(s): IT, PL, PT, SK		published on 04.09.2024  [2024/36]
Applicant(s)For all designated states
LG Energy Solution, Ltd.
Tower 1, 108, Yeoui-daero
Yeongdeungpo-gu
Seoul 07335 / KR
[2022/13]
Former [2022/03]For all designated states
LG Energy Solution Ltd.
Tower 1, 108 Yeoui-daero
Yeongdeungpo-gu
07335 Seoul / KR
Former [2020/52]For all designated states
LG CHEM, LTD.
128, Yeoui-daero
Yeongdeungpo-gu
Seoul 07336 / KR
Inventor(s)01 / CHAE, Oh Byong
LG Chem Research Park, 188, Munji-ro, Yuseong-gu
Daejeon 34122 / KR
02 / WOO, Sang Wook
LG Chem Research Park, 188, Munji-ro, Yuseong-gu
Daejeon 34122 / KR
03 / KIM, Je Young
LG Chem Research Park, 188, Munji-ro, Yuseong-gu
Daejeon 34122 / KR
 [2020/52]
Representative(s)Hoffmann Eitle
Patent- und Rechtsanwälte PartmbB
Arabellastraße 30
81925 München / DE
[2020/52]
Application number, filing date19789485.018.03.2019
[2020/52]
WO2019KR03146
Priority number, dateKR2018004454117.04.2018         Original published format: KR 20180044541
[2020/52]
Filing languageKO
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2019203455
Date:24.10.2019
Language:KO
[2019/43]
Type: A1 Application with search report 
No.:EP3754757
Date:23.12.2020
Language:EN
[2020/52]
Type: B1 Patent specification 
No.:EP3754757
Date:13.12.2023
Language:EN
[2023/50]
Search report(s)International search report - published on:KR24.10.2019
(Supplementary) European search report - dispatched on:EP16.04.2021
ClassificationIPC:H01M4/13, H01M4/36, H01M4/139, H01M4/04, H01M10/0525, H01M10/42
[2021/20]
CPC:
H01M4/366 (EP,US); H01M4/13 (EP,KR); H01M10/0525 (KR,US);
H01M10/4235 (EP); H01M4/0402 (US); H01M4/0459 (KR);
H01M4/139 (EP,KR); H01M4/364 (KR,US); H01M4/386 (US);
H01M4/587 (US); H01M2004/027 (US); Y02E60/10 (EP) (-)
Former IPC [2020/52]H01M4/13, H01M4/36, H01M4/139, H01M4/04, H01M10/0525
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 [2020/52]
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:NEGATIVE ELEKTRODE FÜR LITHIUMSEKUNDÄRBATTERIE, HERSTELLUNGSVERFAHREN DAFÜR UND LITHIUMSEKUNDÄRBATTERIE DAMIT[2023/32]
English:NEGATIVE ELECTRODE FOR LITHIUM SECONDARY BATTERY, METHOD OF PRODUCING THE SAME AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME[2023/32]
French:ÉLECTRODE NÉGATIVE POUR BATTERIE SECONDAIRE AU LITHIUM, SON PROCÉDÉ DE FABRICATION, ET BATTERIE SECONDAIRE AU LITHIUM LA COMPRENANT[2023/32]
Former [2020/52]ANODE FÜR LITHIUMSEKUNDÄRBATTERIE, HERSTELLUNGSVERFAHREN DAFÜR UND LITHIUMSEKUNDÄRBATTERIE DAMIT
Former [2020/52]ANODE FOR LITHIUM SECONDARY BATTERY, MANUFACTURING METHOD THEREFOR, AND LITHIUM SECONDARY BATTERY COMPRISING SAME
Former [2020/52]ANODE POUR BATTERIE SECONDAIRE AU LITHIUM, SON PROCÉDÉ DE FABRICATION, ET BATTERIE SECONDAIRE AU LITHIUM LA COMPRENANT
Entry into regional phase15.09.2020Translation filed 
15.09.2020National basic fee paid 
15.09.2020Search fee paid 
15.09.2020Designation fee(s) paid 
15.09.2020Examination fee paid 
Examination procedure15.09.2020Examination requested  [2020/52]
28.07.2022Despatch of a communication from the examining division (Time limit: M04)
24.11.2022Reply to a communication from the examining division
12.07.2023Communication of intention to grant the patent
08.11.2023Fee for grant paid
08.11.2023Fee for publishing/printing paid
08.11.2023Receipt of the translation of the claim(s)
Fees paidRenewal fee
24.03.2021Renewal fee patent year 03
22.03.2022Renewal fee patent year 04
22.03.2023Renewal fee patent year 05
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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  TooltipAT13.12.2023
CZ13.12.2023
EE13.12.2023
HR13.12.2023
IT13.12.2023
LT13.12.2023
LV13.12.2023
NL13.12.2023
PL13.12.2023
RO13.12.2023
RS13.12.2023
SE13.12.2023
SK13.12.2023
SM13.12.2023
BG13.03.2024
NO13.03.2024
GR14.03.2024
IS13.04.2024
PT15.04.2024
[2024/36]
Former [2024/35]AT13.12.2023
CZ13.12.2023
EE13.12.2023
HR13.12.2023
LT13.12.2023
LV13.12.2023
NL13.12.2023
RO13.12.2023
RS13.12.2023
SE13.12.2023
SM13.12.2023
BG13.03.2024
NO13.03.2024
GR14.03.2024
IS13.04.2024
Former [2024/34]EE13.12.2023
HR13.12.2023
LT13.12.2023
LV13.12.2023
NL13.12.2023
RS13.12.2023
SE13.12.2023
SM13.12.2023
BG13.03.2024
NO13.03.2024
GR14.03.2024
IS13.04.2024
Former [2024/33]HR13.12.2023
LT13.12.2023
LV13.12.2023
NL13.12.2023
RS13.12.2023
SE13.12.2023
SM13.12.2023
BG13.03.2024
NO13.03.2024
GR14.03.2024
IS13.04.2024
Former [2024/32]HR13.12.2023
LT13.12.2023
LV13.12.2023
NL13.12.2023
RS13.12.2023
SE13.12.2023
BG13.03.2024
NO13.03.2024
GR14.03.2024
IS13.04.2024
Former [2024/26]HR13.12.2023
LT13.12.2023
LV13.12.2023
NL13.12.2023
RS13.12.2023
SE13.12.2023
BG13.03.2024
NO13.03.2024
GR14.03.2024
Former [2024/25]HR13.12.2023
LT13.12.2023
RS13.12.2023
SE13.12.2023
BG13.03.2024
NO13.03.2024
GR14.03.2024
Former [2024/21]LT13.12.2023
BG13.03.2024
GR14.03.2024
Former [2024/20]GR14.03.2024
Cited inInternational search[A]JP2008305746  (TOYOTA MOTOR CORP);
 [A]KR20120093487  (LG CHEMICAL LTD [KR]);
 [A]US2014295267  (WANG NA [CN]);
 [A]KR20170058798  (KOREA ADVANCED INST SCI & TECH [KR]);
 [A]US2017294648  (BURSHTAIN DORON [IL], et al)
by applicantKR20140070261
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.