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Extract from the Register of European Patents

EP About this file: EP3940824

EP3940824 - NEGATIVE ELECTRODE ACTIVE MATERIAL, PREPARATION METHOD THEREFOR AND SECONDARY BATTERY, BATTERY MODULE, BATTERY PACK AND DEVICE RELATED THERETO [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  05.04.2024
Database last updated on 02.09.2024
FormerThe patent has been granted
Status updated on  28.04.2023
FormerGrant of patent is intended
Status updated on  07.02.2023
FormerRequest for examination was made
Status updated on  17.12.2021
FormerThe international publication has been made
Status updated on  05.02.2021
Most recent event   Tooltip12.07.2024Lapse of the patent in a contracting state
New state(s): IE		published on 14.08.2024  [2024/33]
Applicant(s)For all designated states
Contemporary Amperex Technology Co., Limited
No. 2, Xingang Road, Zhangwan Town
Jiaocheng District
Ningde City
Fujian 352100 / CN
[2022/03]
Inventor(s)01 / LIANG, Chengdu
No.2 Xingang Road, Zhangwan Town, Jiaocheng
District
Ningde, Fujian 352100 / CN
02 / ZHAO, Yuzhen
No.2 Xingang Road, Zhangwan Town, Jiaocheng
District
Ningde, Fujian 352100 / CN
03 / GUAN, Yingjie
No.2 Xingang Road, Zhangwan Town, Jiaocheng
District
Ningde, Fujian 352100 / CN
04 / WEN, Yan
No.2 Xingang Road, Zhangwan Town, Jiaocheng
District
Ningde, Fujian 352100 / CN
05 / HUANG, Qisen
No.2 Xingang Road, Zhangwan Town, Jiaocheng
District
Ningde, Fujian 352100 / CN
 [2023/22]
Former [2022/03]01 / LIANG, Chengdu
Ningde, Fujian 352100 / CN
02 / ZHAO, Yuzhen
Ningde, Fujian 352100 / CN
03 / GUAN, Yingjie
Ningde, Fujian 352100 / CN
04 / WEN, Yan
Ningde, Fujian 352100 / CN
05 / HUANG, Qisen
Ningde, Fujian 352100 / CN
Representative(s)Vossius & Partner Patentanwälte Rechtsanwälte mbB
Siebertstraße 3
81675 München / DE
[2022/03]
Application number, filing date20847834.721.07.2020
[2022/03]
WO2020CN103346
Priority number, dateCN20191068851629.07.2019         Original published format: CN201910688516
[2022/03]
Filing languageZH
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2021017956
Date:04.02.2021
Language:ZH
[2021/05]
Type: A1 Application with search report 
No.:EP3940824
Date:19.01.2022
Language:EN
[2022/03]
Type: B1 Patent specification 
No.:EP3940824
Date:31.05.2023
Language:EN
[2023/22]
Search report(s)International search report - published on:CN04.02.2021
(Supplementary) European search report - dispatched on:EP13.05.2022
ClassificationIPC:H01M4/36, H01M4/48, H01M4/58
[2022/24]
CPC:
H01M4/483 (EP,KR); H01M4/366 (KR); H01M4/362 (EP,CN);
C01B33/18 (US); C01B33/113 (EP); C09C1/3072 (US);
H01M10/0525 (EP,CN); H01M10/4235 (EP,CN); H01M4/0471 (EP);
H01M4/485 (CN); H01M4/5815 (EP); H01M4/5825 (EP);
H01M4/62 (KR); H01M4/622 (EP,CN); C01P2002/72 (EP,US);
C01P2002/74 (US); C01P2002/82 (EP,US); C01P2004/51 (US);
C01P2004/60 (EP); C01P2006/10 (EP); C01P2006/11 (EP);
C01P2006/12 (EP); H01M10/052 (KR); H01M2004/021 (CN);
H01M2004/027 (EP,CN,KR); Y02E60/10 (EP) (-)
Former IPC [2022/03]H01M4/36, H01M4/48
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 [2022/03]
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:NEGATIVELEKTRODENAKTIVMATERIAL, DESSEN HERSTELLUNGSVERFAHREN UND SEKUNDÄRBATTERIE, BATTERIEMODUL, BATTERIEPACK UND VORRICHTUNG DAZU[2022/03]
English:NEGATIVE ELECTRODE ACTIVE MATERIAL, PREPARATION METHOD THEREFOR AND SECONDARY BATTERY, BATTERY MODULE, BATTERY PACK AND DEVICE RELATED THERETO[2022/03]
French:MATÉRIAU ACTIF D'ÉLECTRODE NÉGATIVE, SON PROCÉDÉ DE PRÉPARATION ET BATTERIE RECHARGEABLE, MODULE DE BATTERIE, BLOC-BATTERIE ET DISPOSITIF ASSOCIÉ À CELUI-CI[2022/03]
Entry into regional phase15.10.2021Translation filed 
15.10.2021National basic fee paid 
15.10.2021Search fee paid 
15.10.2021Designation fee(s) paid 
15.10.2021Examination fee paid 
Examination procedure15.10.2021Examination requested  [2022/03]
12.10.2022Amendment by applicant (claims and/or description)
08.02.2023Communication of intention to grant the patent
14.04.2023Fee for grant paid
14.04.2023Fee for publishing/printing paid
14.04.2023Receipt of the translation of the claim(s)
Opposition(s)01.03.2024No opposition filed within time limit [2024/19]
Fees paidRenewal fee
15.06.2022Renewal fee patent year 03
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  TooltipAT31.05.2023
CZ31.05.2023
DK31.05.2023
EE31.05.2023
ES31.05.2023
FI31.05.2023
HR31.05.2023
IT31.05.2023
LT31.05.2023
LV31.05.2023
MC31.05.2023
NL31.05.2023
PL31.05.2023
RO31.05.2023
RS31.05.2023
SE31.05.2023
SI31.05.2023
SK31.05.2023
SM31.05.2023
IE21.07.2023
LU21.07.2023
BE31.07.2023
CH31.07.2023
NO31.08.2023
GR01.09.2023
IS30.09.2023
PT02.10.2023
[2024/33]
Former [2024/27]AT31.05.2023
CZ31.05.2023
DK31.05.2023
EE31.05.2023
ES31.05.2023
FI31.05.2023
HR31.05.2023
IT31.05.2023
LT31.05.2023
LV31.05.2023
MC31.05.2023
NL31.05.2023
PL31.05.2023
RO31.05.2023
RS31.05.2023
SE31.05.2023
SI31.05.2023
SK31.05.2023
SM31.05.2023
LU21.07.2023
BE31.07.2023
CH31.07.2023
NO31.08.2023
GR01.09.2023
IS30.09.2023
PT02.10.2023
Former [2024/18]AT31.05.2023
CZ31.05.2023
DK31.05.2023
EE31.05.2023
ES31.05.2023
FI31.05.2023
HR31.05.2023
LT31.05.2023
LV31.05.2023
MC31.05.2023
NL31.05.2023
PL31.05.2023
RO31.05.2023
RS31.05.2023
SE31.05.2023
SK31.05.2023
SM31.05.2023
LU21.07.2023
NO31.08.2023
GR01.09.2023
IS30.09.2023
PT02.10.2023
Former [2024/14]AT31.05.2023
CZ31.05.2023
DK31.05.2023
EE31.05.2023
ES31.05.2023
FI31.05.2023
HR31.05.2023
LT31.05.2023
LV31.05.2023
MC31.05.2023
NL31.05.2023
PL31.05.2023
RO31.05.2023
RS31.05.2023
SE31.05.2023
SK31.05.2023
SM31.05.2023
NO31.08.2023
GR01.09.2023
IS30.09.2023
PT02.10.2023
Former [2024/10]AT31.05.2023
CZ31.05.2023
DK31.05.2023
EE31.05.2023
ES31.05.2023
FI31.05.2023
HR31.05.2023
LT31.05.2023
LV31.05.2023
NL31.05.2023
PL31.05.2023
RO31.05.2023
RS31.05.2023
SE31.05.2023
SK31.05.2023
SM31.05.2023
NO31.08.2023
GR01.09.2023
IS30.09.2023
PT02.10.2023
Former [2024/08]AT31.05.2023
ES31.05.2023
FI31.05.2023
HR31.05.2023
LT31.05.2023
LV31.05.2023
NL31.05.2023
PL31.05.2023
RS31.05.2023
SE31.05.2023
SK31.05.2023
SM31.05.2023
NO31.08.2023
GR01.09.2023
IS30.09.2023
Former [2024/03]AT31.05.2023
ES31.05.2023
FI31.05.2023
HR31.05.2023
LT31.05.2023
LV31.05.2023
NL31.05.2023
PL31.05.2023
RS31.05.2023
SE31.05.2023
NO31.08.2023
GR01.09.2023
IS30.09.2023
Former [2024/01]AT31.05.2023
ES31.05.2023
HR31.05.2023
LT31.05.2023
LV31.05.2023
NL31.05.2023
PL31.05.2023
RS31.05.2023
SE31.05.2023
NO31.08.2023
GR01.09.2023
IS30.09.2023
Former [2023/52]AT31.05.2023
ES31.05.2023
HR31.05.2023
NL31.05.2023
PL31.05.2023
RS31.05.2023
SE31.05.2023
NO31.08.2023
GR01.09.2023
IS30.09.2023
Former [2023/51]AT31.05.2023
ES31.05.2023
HR31.05.2023
PL31.05.2023
RS31.05.2023
SE31.05.2023
NO31.08.2023
GR01.09.2023
IS30.09.2023
Former [2023/50]AT31.05.2023
ES31.05.2023
PL31.05.2023
SE31.05.2023
NO31.08.2023
GR01.09.2023
IS30.09.2023
Former [2023/48]AT31.05.2023
ES31.05.2023
SE31.05.2023
NO31.08.2023
Former [2023/46]ES31.05.2023
Documents cited:Search[A]JP2004155938  (SUMITOMO DOW LTD) [A] 1-15* Example 1 *
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.