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Extract from the Register of European Patents

EP About this file: EP3678221

EP3678221 - SEPARATOR HAVING A COATING LAYER OF LITHIUM-CONTAINING COMPOSITE, LITHIUM SECONDARY BATTERY COMPRISING SAME, AND METHOD FOR MANUFACTURING SAME SECONDARY BATTERY [Right-click to bookmark this link]
StatusExamination is in progress
Status updated on  03.11.2023
Database last updated on 21.05.2024
FormerRequest for examination was made
Status updated on  05.06.2020
FormerThe international publication has been made
Status updated on  28.09.2019
Most recent event   Tooltip23.03.2024New entry: Renewal fee paid 
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 [2020/28]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
 [2020/28]
Representative(s)Hoffmann Eitle
Patent- und Rechtsanwälte PartmbB
Arabellastraße 30
81925 München / DE
[2020/28]
Application number, filing date19771302.720.03.2019
[2020/28]
WO2019KR03270
Priority number, dateKR2018003222020.03.2018         Original published format: KR 20180032220
[2020/28]
Filing languageKO
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2019182364
Date:26.09.2019
Language:KO
[2019/39]
Type: A1 Application with search report 
No.:EP3678221
Date:08.07.2020
Language:EN
[2020/28]
Search report(s)International search report - published on:KR26.09.2019
(Supplementary) European search report - dispatched on:EP23.11.2020
ClassificationIPC:H01M2/16, H01M10/42, H01M2/14, H01M10/0525, H01M4/133, H01M4/134, H01M4/38, H01M4/587, H01M10/052
[2020/52]
CPC:
H01M10/052 (EP); H01M50/446 (EP,KR); H01M50/46 (EP,KR,US);
H01M10/0525 (KR,US); H01M10/0569 (US); H01M10/4235 (KR);
H01M4/133 (EP); H01M4/134 (EP); H01M4/1391 (US);
H01M4/1393 (US); H01M4/1395 (US); H01M4/366 (US);
H01M4/382 (EP); H01M4/386 (EP); H01M4/525 (US);
H01M4/587 (EP); H01M4/621 (US); H01M50/403 (EP,KR,US);
H01M50/431 (KR); H01M50/443 (KR); H01M50/449 (EP,KR,US);
H01M50/491 (KR); H01M2004/021 (US); H01M2004/027 (US);
H01M2004/028 (US); H01M2300/0017 (KR); Y02E60/10 (EP,KR);
Y02P70/50 (KR) (-)
Former IPC [2020/28]H01M2/16, H01M10/42, H01M2/14, 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 [2020/28]
TitleGerman:SEPARATOR MIT EINER ÜBERZUGSSCHICHT AUS LITHIUMHALTIGEN VERBUNDWERKSTOFF, LITHIUMSEKUNDÄRBATTERIE DAMIT UND VERFAHREN ZUR HERSTELLUNG DIESER SEKUNDÄRBATTERIE[2020/28]
English:SEPARATOR HAVING A COATING LAYER OF LITHIUM-CONTAINING COMPOSITE, LITHIUM SECONDARY BATTERY COMPRISING SAME, AND METHOD FOR MANUFACTURING SAME SECONDARY BATTERY[2020/28]
French:SÉPARATEUR AYANT UNE COUCHE DE REVÊTEMENT D'UN COMPOSITE CONTENANT DU LITHIUM, BATTERIE RECHARGEABLE AU LITHIUM LE COMPRENANT ET PROCÉDÉ DE FABRICATION D'UNE MÊME BATTERIE RECHARGEABLE[2020/28]
Entry into regional phase30.03.2020Translation filed 
30.03.2020National basic fee paid 
30.03.2020Search fee paid 
30.03.2020Designation fee(s) paid 
30.03.2020Examination fee paid 
Examination procedure30.03.2020Examination requested  [2020/28]
16.04.2021Amendment by applicant (claims and/or description)
06.11.2023Despatch of a communication from the examining division (Time limit: M04)
01.03.2024Reply to a communication from the examining division
Fees paidRenewal fee
24.03.2021Renewal fee patent year 03
22.03.2022Renewal fee patent year 04
22.03.2023Renewal fee patent year 05
22.03.2024Renewal fee patent year 06
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Documents cited:Search[X]CN106129315  (LUOYANG LIRONG NEW ENERGY TECH CO LTD) [X] 1-15 * embodiments 1 to 6;; claims 1-10 *;
 [XA]CN106876633  (BEIJING WEILAN NEW ENERGY TECH O LTD) [X] 1-7 * the whole document *[A] 8-15
International search[A]JP5207883B  (OHARA INC.) [A] 1-15* See the entire document. *;
 [Y]JP5256660B  (SHIN ETSU CHEM. CO., LTD.) [Y] 1-15 * See paragraphs [0010]-[0018], [0037]; and claims 1, 5-6. *;
 [A]JP6005757B  (KOKAM CO., LTD.) [A] 1-15 * See the entire document. *;
 [A]KR20170104461  (POLYPLUS BATTERY CO INC [US]) [A] 1-15 * See the entire document. *;
 [Y]KR20170106999  (BAYERISCHE MOTOREN WERKE AG [DE]) [Y] 1-15 * See paragraphs [0035]-[0039], [0043]; and claim 1. *
by applicantKR20180032220
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