← EPO Patent Bulletin

END COVER ASSEMBLY, BATTERY CELL, BATTERY, AND ELECTRIC DEVICE

Publication EP4503324A1 Kind: A1 Mar 18, 2026

Applicants

Contemporary Amperex Technology (Hong Kong) Limited

Inventors

ZHOU, Wenlin, LI, Quankun, XIE, Yongfeng, LIU, Wenzhong, WANG, Peng

IPC Classifications

H01M 50/15 20210101AFI20260210BHEP H01M 50/176 20210101ALI20260210BHEP H01M 50/188 20210101ALI20260210BHEP H01M 50/249 20210101ALI20260210BHEP H01M 50/55 20210101ALI20260210BHEP H01M 50/593 20210101ALI20260210BHEP H01M 50/103 20210101ALI20260210BHEP

Designated 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