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:
Jan. 06, 2026
Filed:
Apr. 01, 2020
Applicant:
SK on Co., Ltd., Seoul, KR;
Inventors:
Eunjun Park, Daejeon, KR;
Joon Sup Kim, Daejeon, KR;
Gwiok Park, Daejeon, KR;
Jeehee Lee, Daejeon, KR;
Assignee:
SK On Co., Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/04 (2006.01); H01M 4/02 (2006.01); H01M 4/134 (2010.01); H01M 4/1395 (2010.01); H01M 4/38 (2006.01); H01M 10/0525 (2010.01); H01M 50/531 (2021.01);
U.S. Cl.
CPC ...
H01M 4/0404 (2013.01); H01M 4/134 (2013.01); H01M 4/1395 (2013.01); H01M 4/386 (2013.01); H01M 10/0525 (2013.01); H01M 50/531 (2021.01); H01M 2004/027 (2013.01);
Abstract
The present invention relates to a lithium secondary battery having excellent lifespan characteristics by including a negative electrode improved in protection against degradation due to volume expansion of a negative electrode active material at the time of charging and discharging the lithium secondary battery, and a method of manufacturing the same.
Park, Eunjun. (2026). Lithium secondary battery including negative electrode having improved resistance to degradation, and method for manufacturing same (U.S. Patent No. 12519095). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12519095
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile