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. 07, 2026
Filed:
Mar. 28, 2023
Applicant:
Contemporary Amperex Technology (Hong Kong) Limited, Ningde, CN;
Inventors:
Assignee:
CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED, Hong Kong, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/80 (2006.01); H01M 4/04 (2006.01); H01M 4/66 (2006.01);
U.S. Cl.
CPC ...
H01M 4/808 (2013.01); H01M 4/0435 (2013.01); H01M 4/662 (2013.01); H01M 4/667 (2013.01);
Abstract
A current collector may comprise a strength enhancement layer and a current collecting layer, wherein the current collecting layer may be stacked and bonded with the strength enhancement layer, and the current collecting layer may comprise a foam metal portion and a solid metal portion.