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:
Nov. 21, 2023
Filed:
Nov. 29, 2022
Applicant:
SK on Co., Ltd., Seoul, KR;
Inventors:
Tae Il Kim, Daejeon, KR;
Jae Man Seo, Daejeon, KR;
Jeong Sam Son, Daejeon, KR;
Gyu Jin Chung, Daejeon, KR;
Assignee:
SK ON CO., LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 50/10 (2021.01); H01M 50/105 (2021.01); H01M 50/211 (2021.01); H01M 50/20 (2021.01); H01M 50/148 (2021.01);
U.S. Cl.
CPC ...
H01M 50/10 (2021.01); H01M 50/105 (2021.01); H01M 50/148 (2021.01); H01M 50/20 (2021.01); H01M 50/211 (2021.01);
Abstract
A pouch-type secondary battery includes an electrode assembly; and a pouch member comprising an accommodating portion configured to accommodate the electrode assembly therein, a sealing portion formed at an edge of the accommodating portion, and an indent portion formed of a cutting edge cut at a plurality of angles and a rounded edge cut to connect the cutting edges adjacent to each other in a portion of the sealing portion corresponding to a vertex of the accommodating portion.