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:
Mar. 28, 2023
Filed:
Dec. 10, 2018
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Sei Woon Oh, Daejeon, KR;
Soo Ji Hwang, Daejeon, KR;
Jung Hwa Jung, Daejeon, KR;
Ho Sub Lee, Daejeon, KR;
Jin Seo Park, Daejeon, KR;
Assignee:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 50/105 (2021.01); B29C 43/20 (2006.01); B29C 53/02 (2006.01); B29K 705/02 (2006.01); B29L 31/00 (2006.01);
U.S. Cl.
CPC ...
B29C 43/203 (2013.01); B29C 53/02 (2013.01); H01M 50/105 (2021.01); B29K 2705/02 (2013.01); B29L 2031/7146 (2013.01);
Abstract
Disclosed is a method for manufacturing a secondary battery. According to the present invention, a problem of weakening durability of a pouch, which may occur in a process of forming cups having different depths in the pouch may be solved.