The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 28, 2026
Filed:
Nov. 02, 2022
Contemporary Amperex Technology (Hong Kong) Limited, Hong Kong, CN;
CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED, Hong Kong, CN;
Abstract
This application discloses an electrode assembly, a battery cell, a battery, and an electric device. The electrode assembly may include a first electrode plate and a second electrode plate that have opposite polarities, where the first electrode plate and the second electrode plate may be stacked. The first electrode plate may include a first active substance portion and a plurality of first inactive substance portions protruding from the first active substance portion, and the plurality of first inactive substance portions may be stacked. A connection layer may be disposed between at least two adjacent first inactive substance portions, and the connection layer may be spaced from the first active substance portion in a first direction and connect two adjacent first inactive substance portions, where the first direction is a direction in which the first inactive substance portions protrude from the first active substance portion.