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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.:

US 12586780 B1

PDFFull Text
Date of Patent:
Mar. 24, 2026

Filed:

Apr. 12, 2022

Cathode active material for lithium secondary battery, cathode including the same and lithium secondary battery including the same

Applicant:

SK on Co., Ltd., Seoul, KR;

Inventors:

Sang Wook Lee, Daejeon, KR;

Young Hoon Do, Daejeon, KR;

Young UK Park, Daejeon, KR;

Yong Hyun Cho, Daejeon, KR;

Seung Ok Lee, Daejeon, KR;

Ji Sun Lee, Daejeon, KR;

Assignee:

SK On Co., Ltd., Seoul, KR;

Attorney:

IP & T GROUP LLP

Primary Examiner:

Stewart A Fraser

Int. Cl.
CPC ...
H01M 4/36 (2006.01); H01M 4/02 (2006.01); H01M 4/505 (2010.01); H01M 4/525 (2010.01); H01M 10/0525 (2010.01);
U.S. Cl.
CPC ...
H01M 4/366 (2013.01); H01M 4/505 (2013.01); H01M 4/525 (2013.01); H01M 10/0525 (2013.01); H01M 2004/021 (2013.01); H01M 2004/028 (2013.01);
Abstract

A cathode active material for a lithium secondary battery according to an embodiment of the present invention includes a lithium metal oxide particle containing nickel, and a coating material formed on at least a portion of a surface of the lithium metal oxide particle. The coating material includes a metalloid element or a metal element. A surface coating level of the cathode active material is 0.3 or more.

Find Patent Forward Citations

Lee, Sang. (2026). Cathode active material for lithium secondary battery, cathode including the same and lithium secondary battery including the same (U.S. Patent No. 12586780). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12586780

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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