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:
Jun. 02, 2026
Filed:
Jan. 18, 2023
Applicant:
Lg Energy Solution, Ltd., Seoul, KR;
Inventors:
Sung Hoon Yu, Daejeon, KR;
Nak Gi Sung, Daejeon, KR;
Gyu Ok Hwang, Daejeon, KR;
Ju Hyeon Cho, Daejeon, KR;
Assignee:
LG ENERGY SOLUTION, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 50/30 (2021.01); H01M 50/342 (2021.01); H01M 50/367 (2021.01); H01M 50/578 (2021.01);
U.S. Cl.
CPC ...
H01M 50/394 (2021.01); H01M 50/342 (2021.01); H01M 50/367 (2021.01); H01M 50/578 (2021.01);
Abstract
A secondary battery includes an electrode assembly, a battery can in which the electrode assembly is accommodated, a cap assembly including an upper cap plate defining a positive terminal, the cap assembly being disposed above the battery can, a gasket surrounding a rim of the cap assembly and interposed between the battery can and the cap, and a porous member disposed between the cap assembly and the gasket to discharge gas generated in the battery can to outside the battery can.