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. 30, 2026
Filed:
Feb. 18, 2022
Lg Energy Solution, Ltd., Seoul, KR;
Geon-Woo Min, Daejeon, KR;
Hae-Jin Lim, Daejeon, KR;
Do-Gyun Kim, Daejeon, KR;
Kwang-Su Hwangbo, Daejeon, KR;
Min-Ki Jo, Daejeon, KR;
Bo-Hyun Kang, Daejeon, KR;
Su-Ji Choi, Daejeon, KR;
Jae-Won Lim, Daejeon, KR;
Hak-Kyun Kim, Daejeon, KR;
Je-Jun Lee, Daejeon, KR;
Ji-Min Jung, Daejeon, KR;
LG ENERGY SOLUTION, LTD., Seoul, KR;
Abstract
A battery includes an electrode assembly including a first electrode, a second electrode and a separator between the first electrode and the second electrode wound around a winding axis to define a core and an outer circumferential surface, the first electrode including a first uncoated region in which an active material layer is not coated along a winding direction; a housing accommodating the electrode assembly through an open portion at a lower end thereof; a first current collector coupled to the first uncoated region and disposed in the housing; a cap to cover the open portion; and a spacer between the first current collector and the cap and having a height corresponding to a distance between the first current collector and the cap.