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Extract from the Register of European Patents

EP About this file: EP4120467

EP4120467 - ELECTRODE ASSEMBLY HAVING EXTERNAL SHAPE FIXATION FRAME AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME [Right-click to bookmark this link]
Former [2023/03]ELECTRODE ASSEMBLY HAVING EXTERIOR FIXING FRAME, AND LITHIUM SECONDARY BATTERY COMPRISING SAME
[2025/22]
StatusThe patent has been granted
Status updated on  11.07.2025
Database last updated on 26.03.2026
FormerGrant of patent is intended
Status updated on  09.05.2025
FormerRequest for examination was made
Status updated on  16.12.2022
FormerThe international publication has been made
Status updated on  05.08.2022
Most recent event   Tooltip20.03.2026Lapse of the patent in a contracting state
New state(s): RO		published on 22.04.2026 [2026/17]
Applicant(s)For all designated states
LG Energy Solution, Ltd.
Tower 1, 108, Yeoui-daero
Yeongdeungpo-gu
Seoul 07335 / KR
[2023/03]
Inventor(s)01 / BAEK, Ga Young
Daejeon 34122 / KR
02 / OH, Jung Shik
Daejeon 34122 / KR
 [2023/03]
Representative(s)Plasseraud IP
104 Rue de Richelieu
CS92104
75080 Paris Cedex 02 / FR
[2025/33]
Former [2023/03]Plasseraud IP
66, rue de la Chaussée d'Antin
75440 Paris Cedex 09 / FR
Application number, filing date21923444.022.12.2021
[2023/03]
WO2021KR19654
Priority number, dateKR2021001252628.01.2021         Original published format: KR 20210012526
[2023/03]
Filing languageKO
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2022164038
Date:04.08.2022
Language:KO
[2022/31]
Type: A1 Application with search report 
No.:EP4120467
Date:18.01.2023
Language:EN
[2023/03]
Type: B1 Patent specification 
No.:EP4120467
Date:13.08.2025
Language:EN
[2025/33]
Search report(s)International search report - published on:KR04.08.2022
(Supplementary) European search report - dispatched on:EP03.07.2024
ClassificationIPC:H01M50/593, H01M50/586, H01M10/058, H01M10/04, H01M10/052, H01M10/0525, H01M50/474, H01M50/477, H01M50/55, H01M50/595
[2024/31]
CPC:
H01M10/0486 (EP,KR,US); H01M50/593 (EP,KR); H01M10/0431 (US);
H01M10/052 (KR); H01M10/0525 (EP,US); H01M10/058 (KR);
H01M50/414 (US); H01M50/474 (EP); H01M50/477 (EP);
H01M50/55 (EP); H01M50/586 (EP,KR); H01M50/595 (EP);
Y02E60/10 (EP); Y02P70/50 (EP) (-)
Former IPC [2023/03]H01M50/593, H01M50/586, H01M10/058, H01M10/04, H01M10/052
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 [2023/03]
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:ELEKTRODENANORDNUNG MIT ÄUSSEREM FIXIERRAHMEN UND LITHIUMSEKUNDÄRBATTERIE DAMIT[2023/03]
English:ELECTRODE ASSEMBLY HAVING EXTERNAL SHAPE FIXATION FRAME AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME[2025/22]
French:ENSEMBLE D'ÉLECTRODES AYANT UN CADRE DE FIXATION EXTERNE, ET BATTERIE SECONDAIRE AU LITHIUM LE COMPRENANT[2023/03]
Former [2023/03]ELECTRODE ASSEMBLY HAVING EXTERIOR FIXING FRAME, AND LITHIUM SECONDARY BATTERY COMPRISING SAME
Entry into regional phase14.10.2022Translation filed 
14.10.2022National basic fee paid 
14.10.2022Search fee paid 
14.10.2022Designation fee(s) paid 
14.10.2022Examination fee paid 
Examination procedure14.10.2022Examination requested  [2023/03]
04.12.2024Amendment by applicant (claims and/or description)
04.12.2024Date on which the examining division has become responsible
09.05.2025Communication of intention to grant the patent
06.07.2025Fee for grant paid
06.07.2025Fee for publishing/printing paid
06.07.2025Receipt of the translation of the claim(s)
Fees paidRenewal fee
23.12.2023Renewal fee patent year 03
24.12.2024Renewal 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  TooltipBG13.08.2025
FI13.08.2025
HR13.08.2025
LV13.08.2025
NL13.08.2025
PL13.08.2025
RO13.08.2025
SE13.08.2025
NO13.11.2025
RS13.11.2025
GR14.11.2025
IS13.12.2025
PT15.12.2025
[2026/17]
Former [2026/10]BG13.08.2025
FI13.08.2025
HR13.08.2025
LV13.08.2025
NL13.08.2025
PL13.08.2025
SE13.08.2025
NO13.11.2025
RS13.11.2025
GR14.11.2025
IS13.12.2025
PT15.12.2025
Former [2026/09]FI13.08.2025
HR13.08.2025
LV13.08.2025
NL13.08.2025
SE13.08.2025
NO13.11.2025
GR14.11.2025
IS13.12.2025
PT15.12.2025
Former [2026/08]FI13.08.2025
HR13.08.2025
NL13.08.2025
NO13.11.2025
IS13.12.2025
PT15.12.2025
Former [2026/07]IS13.12.2025
Documents cited:Search[XA] US2014272507  (KU DAE GEUN et al.) [X] 1-2,4-9,11-13 * the whole document *[A] 10
 [XA] US2012237809  (AHN CHANG-BUM et al.) [X] 1-2,4-8,12-13 * paragraphs [0007] , [0008] , [0051] - [0075]; figures 4-10 *[A] 10
 [X] US2018287184  (LEE JUNG PIL et al.) [X] 1-2,4-9,11-13 * paragraphs [0047] - [0082]; figures 1-9 *
 [X] US6844109  (XING XUEKUN et al.) [X] 1,3,5-8,12-13 * Figs. 12-15 and part of the description referring to those figures *
International search[XY] KR20140050182  (LG CHEMICAL LTD et al.) [X] 1-9,11-13 * See paragraphs [0044]-[0049], claims 1-15 and figures 1 and 2. *[Y] 10
 [Y] JP2002008599  (SANYO ELECTRIC CO et al.) [Y] 10 * See claim 5 and figure 4. *
 [A] JPH08241706  (HOECHST TREVIRA GMBH & CO KG et al.) [A] 1-13 * See entire document. *
 [A] JP2016039094  (NISSAN MOTOR et al.) [A] 1-13 * See entire document. *
 [A] KR20110083894  (LG CHEMICAL LTD et al.) [A] 1-13 * See entire document. *
by applicantKR20210012526
 KR101820442
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.