(19)
(11) EP 4 148 876 B8

(12) CORRECTED EUROPEAN PATENT SPECIFICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
23.10.2024 Bulletin 2024/43

(45) Mention of the grant of the patent:
04.09.2024 Bulletin 2024/36

(21) Application number: 21758579.3

(22) Date of filing: 21.07.2021
(51) International Patent Classification (IPC): 
H01M 50/10(2021.01)
H01M 50/249(2021.01)
H01M 50/289(2021.01)
 H01M 50/209(2021.01)
H01M 50/264(2021.01)
H01M 50/291(2021.01)
(52) Cooperative Patent Classification (CPC):
Y02E 60/10; H01M 50/209; H01M 50/249; H01M 50/264; H01M 50/289; H01M 50/291; H01M 50/505; H01M 2220/20
(86) International application number:
PCT/CN2021/107721
(87) International publication number:
WO 2023/000234 (26.01.2023 Gazette 2023/04)

(54)

BATTERY, ELECTRICAL DEVICE, AND METHOD AND DEVICE FOR PREPARING BATTERY

BATTERIE, STROMVERBRAUCHSVORRICHTUNG UND VERFAHREN UND VORRICHTUNG ZUR HERSTELLUNG EINER BATTERIE

BATTERIE, DISPOSITIF ÉLECTRIQUE, ET PROCÉDÉ ET DISPOSITIF DE PRÉPARATION DE BATTERIE

(84) Designated Contracting States:
AL 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

(43) Date of publication of application:
15.03.2023 Bulletin 2023/11

(73) Proprietor: Contemporary Amperex Technology (Hong Kong) Limited
Central, Central And Western District (HK)

(72) Inventors:
  • SUN, Zhanyu
    Ningde City Fujian 352100 (CN)
  • WANG, Lei
    Ningde City Fujian 352100 (CN)
  • CHEN, Xingdi
    Ningde City Fujian 352100 (CN)
  • WANG, Peng
    Ningde City Fujian 352100 (CN)

(74) Representative: Herrero & Asociados, S.L. 
Edificio Aqua - Agustín de Foxá, 4-10
28036 Madrid
28036 Madrid (ES)


(56) References cited: : 
EP-A1- 2 658 008
WO-A1-2020/135103
CN-A- 110 323 371
CN-A- 111 009 629
CN-U- 208 014 836
JP-A- 2020 191 156
 WO-A1-2016/128180
CN-A- 103 000 836
CN-A- 111 009 629
CN-U- 207 818 712
CN-U- 209 447 862
   
       
    Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).