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:
Jul. 28, 2026
Filed:
Nov. 18, 2020
Lg Energy Solution, Ltd., Seoul, KR;
Soo Ji Hwang, Daejeon, KR;
Yong Su Choi, Daejeon, KR;
Sang Hun Kim, Daejeon, KR;
Hyung Kyun Yu, Daejeon, KR;
Na Yoon Kim, Daejeon, KR;
LG Energy Solution, Ltd., Seoul, KR;
Abstract
Disclosed are a pouch-shaped battery cell including a pouch-shaped battery case made of a laminate sheet, an electrode assembly received in the pouch-shaped battery case, and a venting portion configured to discharge gas in the pouch-shaped battery case, wherein the pouch-shaped battery case is provided with an opening, and the opening is opened or closed by the venting portion attached to the inside of the opening, and wherein the venting portion is opened to rapidly discharge gas when pressure in the pouch-shaped battery cell increases and reversibly blocks the inside and the outside of the battery cell, and a method of manufacturing the same.