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Extract from the Register of European Patents

EP About this file: EP4300704

EP4300704 - CYLINDRICAL BATTERY CELL HAVING SPIRAL WELDING PART, AND BATTERY MODULE COMPRISING SAME [Right-click to bookmark this link]
StatusRequest for examination was made
Status updated on  01.12.2023
Database last updated on 03.10.2024
FormerThe international publication has been made
Status updated on  05.05.2023
Most recent event   Tooltip03.10.2024Change - classificationpublished on 06.11.2024 [2024/45]
03.10.2024Change - classificationpublished on 06.11.2024 [2024/45]
Applicant(s)For all designated states
LG Energy Solution, Ltd.
Tower 1, 108, Yeoui-daero
Yeongdeungpo-gu
Seoul 07335 / KR
[2024/01]
Inventor(s)01 / SON, Min Su
Daejeon 34122 / KR
02 / KIM, Ji Woo
Daejeon 34122 / KR
 [2024/01]
Representative(s)Plasseraud IP
104 Rue de Richelieu
CS92104
75080 Paris Cedex 02 / FR
[N/P]
Former [2024/01]Plasseraud IP
66, rue de la Chaussée d'Antin
75440 Paris Cedex 09 / FR
Application number, filing date22887538.125.10.2022
[2024/01]
WO2022KR16306
Priority number, dateKR2021014232425.10.2021         Original published format: KR 20210142324
[2024/01]
Filing languageKO
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2023075342
Date:04.05.2023
Language:KO
[2023/18]
Type: A1 Application with search report 
No.:EP4300704
Date:03.01.2024
Language:EN
[2024/01]
Search report(s)International search report - published on:KR04.05.2023
ClassificationIPC:H01M50/566, H01M50/516, H01M50/167, H01M50/213, B23K26/0622, B23K26/359, B23K101/36, H01M50/169, H01M10/04
[2024/45]
CPC:
B23K26/0876 (EP); H01M50/566 (EP,KR); H01M50/169 (EP,US);
B23K26/0624 (EP,KR); B23K26/359 (KR); H01M10/0422 (EP);
H01M50/107 (EP); H01M50/152 (EP,US); H01M50/167 (EP,KR,US);
H01M50/213 (EP,KR,US); H01M50/50 (EP); H01M50/502 (EP,US);
H01M50/512 (EP); H01M50/516 (EP,KR); H01M50/545 (EP);
H01M50/547 (EP); H01M50/559 (EP); B23K2101/36 (KR);
Y02E60/10 (EP) (-)
Former IPC [2024/01]H01M50/566, H01M50/516, H01M50/167, H01M50/213, B23K26/0622, B23K26/359, B23K101/36
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,   ME,   MK,   MT,   NL,   NO,   PL,   PT,   RO,   RS,   SE,   SI,   SK,   SM,   TR [2024/01]
Extension statesBANot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:ZYLINDRISCHE BATTERIEZELLE MIT SPIRALFÖRMIGEM SCHWEISSTEIL UND BATTERIEMODUL DAMIT[2024/01]
English:CYLINDRICAL BATTERY CELL HAVING SPIRAL WELDING PART, AND BATTERY MODULE COMPRISING SAME[2024/01]
French:ÉLÉMENT DE BATTERIE CYLINDRIQUE AYANT UNE PARTIE DE SOUDAGE EN SPIRALE, ET MODULE DE BATTERIE LE COMPRENANT[2024/01]
Entry into regional phase29.09.2023Translation filed 
29.09.2023National basic fee paid 
29.09.2023Search fee paid 
29.09.2023Designation fee(s) paid 
29.09.2023Examination fee paid 
Examination procedure29.09.2023Examination requested  [2024/01]
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Cited inInternational search[Y]JP2006100147  (SANYO ELECTRIC CO);
 [Y]WO2015068353  (SANYO ELECTRIC CO [JP]);
 [A]KR20190008135  (LG CHEMICAL LTD [KR]);
 [A]JP2020523768  ;
 [Y]KR20210025848  (LG CHEMICAL LTD [KR])
by applicantKR20210142324
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.