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Extract from the Register of European Patents

EP About this file: EP3828970

EP3828970 - ELECTROLYTIC COPPER FOIL, CURRENT COLLECTOR, ELECTRODE, AND LITHIUM ION SECONDARY BATTERY COMPRISING ELECTROLYTIC COPPER FOIL [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  23.02.2024
Database last updated on 25.09.2024
FormerThe patent has been granted
Status updated on  17.03.2023
FormerGrant of patent is intended
Status updated on  10.11.2022
FormerRequest for examination was made
Status updated on  30.04.2021
FormerThe international publication has been made
Status updated on  08.08.2020
Most recent event   Tooltip30.08.2024Lapse of the patent in a contracting state
New state(s): MC		published on 02.10.2024 [2024/40]
Applicant(s)For all designated states
Chang Chun Petrochemical Co., Ltd.
7F., No. 301 Songjiang Rd.
Zhongshan Dist.
Taipei City 104 / TW
[2021/22]
Inventor(s)01 / HUANG, Huei-Fang
7th Fl., No.301, Songkiang Rd., Zhongshan Dist.
Taipei City, Taiwan / TW
02 / LAI, Ting-Chun
7th Fl., No.301, Songkiang Rd., Zhongshan Dist.
Taipei City, Taiwan / TW
03 / CHENG, Kuei-Sen
7th Fl., No.301, Songkiang Rd., Zhongshan Dist.
Taipei City, Taiwan / TW
04 / CHOU, Jui-Chang
7th Fl., No.301, Songkiang Rd., Zhongshan Dist.
Taipei City, Taiwan / TW
05 / LAI, Yao-Sheng
7th Fl., No.301, Songkiang Rd., Zhongshan Dist.
Taipei City, Taiwan / TW
 [2021/22]
Representative(s)Savi, Massimiliano
Notarbartolo & Gervasi S.p.A.
Viale Achille Papa, 30
20149 Milano / IT
[N/P]
Former [2023/16]Pallini Gervasi, Diego
Notarbartolo & Gervasi S.p.A.
Viale Achille Papa, 30
20149 Milano / IT
Former [2021/22]Pallini Gervasi, Diego
Notarbartolo & Gervasi GmbH
Bavariaring 21
80336 Munich / DE
Application number, filing date20749195.215.01.2020
[2021/22]
WO2020CN72158
Priority number, dateUS201962800263P01.02.2019         Original published format: US 201962800263 P
US20191642992103.06.2019         Original published format: US201916429921
[2021/22]
Filing languageZH
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2020156159
Date:06.08.2020
Language:ZH
[2020/32]
Type: A1 Application with search report 
No.:EP3828970
Date:02.06.2021
Language:EN
[2021/22]
Type: B1 Patent specification 
No.:EP3828970
Date:19.04.2023
Language:EN
[2023/16]
Search report(s)International search report - published on:CN06.08.2020
(Supplementary) European search report - dispatched on:EP19.04.2022
ClassificationIPC:C25D1/04, H01M4/66, H01M10/052, // C25D3/38
[2022/19]
CPC:
H01M4/661 (EP,CN,KR,US); C25D1/04 (EP,CN,KR,US); B32B15/01 (US);
B32B15/08 (US); B32B15/20 (US); C25D3/04 (US);
C25D3/12 (US); C25D3/22 (US); C25D3/38 (EP,US);
C25D5/10 (US); C25D5/14 (US); C25D5/16 (US);
C25D5/48 (US); C25D9/08 (EP); H01M10/052 (EP);
H01M10/0525 (EP,CN,KR,US); H01M4/0469 (US); H01M4/70 (US);
H05K1/0242 (US); H05K1/09 (US); H05K1/18 (US);
H05K1/181 (US); H05K3/384 (US); H05K3/389 (US);
B32B2255/06 (US); B32B2255/205 (US); B32B2255/28 (US);
B32B2307/202 (US); B32B2457/08 (US); C25D3/08 (EP);
H01M2004/021 (EP); H01M2004/027 (EP,KR,US); H01M4/13 (KR);
H05K2201/0338 (US); H05K2201/0355 (US); H05K2201/0373 (US);
H05K2201/10522 (US); H05K2201/2054 (US); H05K2203/0307 (US);
Y02E60/10 (EP); Y10T428/12431 (US) (-)
Former IPC [2021/22]H01M4/66, H01M4/62, C25D1/04, H05K3/38
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 [2021/22]
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:ELEKTROLYTISCHE KUPFERFOLIE, STROMKOLLEKTOR, ELEKTRODE UND LITHIUM-IONEN-SEKUNDÄRBATTERIE MIT ELEKTROLYTISCHER KUPFERFOLIE[2021/22]
English:ELECTROLYTIC COPPER FOIL, CURRENT COLLECTOR, ELECTRODE, AND LITHIUM ION SECONDARY BATTERY COMPRISING ELECTROLYTIC COPPER FOIL[2021/22]
French:FEUILLE DE CUIVRE ÉLECTROLYTIQUE, COLLECTEUR DE COURANT, ÉLECTRODE ET BATTERIE SECONDAIRE AU LITHIUM-ION COMPRENANT UNE FEUILLE DE CUIVRE ÉLECTROLYTIQUE[2021/22]
Entry into regional phase04.02.2021Translation filed 
26.02.2021National basic fee paid 
26.02.2021Search fee paid 
26.02.2021Designation fee(s) paid 
26.02.2021Examination fee paid 
Examination procedure26.02.2021Examination requested  [2021/22]
01.07.2022Amendment by applicant (claims and/or description)
11.11.2022Communication of intention to grant the patent
03.03.2023Fee for grant paid
03.03.2023Fee for publishing/printing paid
03.03.2023Receipt of the translation of the claim(s)
Opposition(s)22.01.2024No opposition filed within time limit [2024/13]
Fees paidRenewal fee
19.10.2021Renewal fee patent year 03
07.11.2022Renewal 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  TooltipAL19.04.2023
AT19.04.2023
DK19.04.2023
EE19.04.2023
FI19.04.2023
HR19.04.2023
IT19.04.2023
LT19.04.2023
LV19.04.2023
MC19.04.2023
NL19.04.2023
RO19.04.2023
RS19.04.2023
SI19.04.2023
SM19.04.2023
GR20.07.2023
IS19.08.2023
PT21.08.2023
[2024/40]
Former [2024/26]AL19.04.2023
AT19.04.2023
DK19.04.2023
EE19.04.2023
FI19.04.2023
HR19.04.2023
IT19.04.2023
LT19.04.2023
LV19.04.2023
NL19.04.2023
RO19.04.2023
RS19.04.2023
SI19.04.2023
SM19.04.2023
GR20.07.2023
IS19.08.2023
PT21.08.2023
Former [2024/10]AL19.04.2023
AT19.04.2023
DK19.04.2023
EE19.04.2023
FI19.04.2023
HR19.04.2023
LT19.04.2023
LV19.04.2023
NL19.04.2023
RO19.04.2023
RS19.04.2023
SM19.04.2023
GR20.07.2023
IS19.08.2023
PT21.08.2023
Former [2024/08]AL19.04.2023
AT19.04.2023
FI19.04.2023
HR19.04.2023
LT19.04.2023
LV19.04.2023
NL19.04.2023
RS19.04.2023
SM19.04.2023
GR20.07.2023
IS19.08.2023
PT21.08.2023
Former [2024/03]AL19.04.2023
AT19.04.2023
FI19.04.2023
HR19.04.2023
LT19.04.2023
LV19.04.2023
NL19.04.2023
RS19.04.2023
GR20.07.2023
IS19.08.2023
PT21.08.2023
Former [2024/01]AL19.04.2023
AT19.04.2023
HR19.04.2023
LT19.04.2023
LV19.04.2023
NL19.04.2023
RS19.04.2023
GR20.07.2023
IS19.08.2023
PT21.08.2023
Former [2023/51]AL19.04.2023
AT19.04.2023
HR19.04.2023
NL19.04.2023
RS19.04.2023
GR20.07.2023
IS19.08.2023
PT21.08.2023
Former [2023/50]AL19.04.2023
AT19.04.2023
NL19.04.2023
GR20.07.2023
IS19.08.2023
PT21.08.2023
Former [2023/48]AT19.04.2023
NL19.04.2023
PT21.08.2023
Former [2023/46]NL19.04.2023
PT21.08.2023
Former [2023/43]NL19.04.2023
Documents cited:Search[A]WO2014065431  (JX NIPPON MINING & METALS CORP [JP]) [A] 1-15 * claims 1-31 *;
 [A]WO2014081041  (JX NIPPON MINING & METALS CORP [JP]) [A] 1-15* claims 1-8 *;
 [A]CN106558703  (LS MTRON LTD) [A] 1-15 * claims 1-13 *;
 [A]US2018083309  (HO KAM PIU [HK], et al) [A] 1-15 * claims 1-20 * * paragraphs [0062] - [0066] *
International search[A]CN101098005  (SONY CORP [JP]) [A] 1-28 * entire document *;
 [A]CN101669237  (NIPPON MINING CO) [A] 1-28 * entire document *;
 [A]JP2012136736  (HITACHI METALS LTD) [A] 1-28* entire document *;
 [A]TWI417424B  (CHANG CHUN PETROCHEMICAL CO [TW]) [A] 1-28 * entire document *;
 [Y]CN104812945  (JX NIPPON MINING & METALS CORP) [Y] 16-28 * description, paragraphs [0008]-[0153] *;
 [A]CN104812945  (JX NIPPON MINING & METALS CORP) [A] 1-15 * description, paragraphs [0008]-[0153] *;
 [Y]CN105986288  (NISSIN MAT CO LTD) [Y] 16-28 * description, paragraphs [0002]-[0147] *;
 [A]CN105986288  (NISSIN MAT CO LTD) [A] 1-15 * description, paragraphs [0002]-[0147] *
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.