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:
Oct. 20, 2026
Filed:
Jun. 20, 2023
SK on Co., Ltd., Seoul, KR;
Hyo Mi Kim, Daejeon, KR;
So Hyun Park, Daejeon, KR;
Sang Baek Ryu, Daejeon, KR;
Hwan Ho Jang, Daejeon, KR;
Jun Hee Han, Daejeon, KR;
Moon Sung Kim, Daejeon, KR;
Da Hye Park, Daejeon, KR;
Sang In Bang, Daejeon, KR;
Seung Hyun Yook, Daejeon, KR;
Da Bin Chung, Daejeon, KR;
SK ON CO., LTD., Seoul, KR;
Abstract
An anode for a secondary battery is disclosed. In some implementations, the anode includes a current collector, a first anode mixture layer formed on at least one surface of the current collector, and a second anode mixture layer formed on the first anode mixture layer. The first anode mixture layer and the second anode mixture layer include a silicon-based active material, respectively. The first anode mixture layer includes a first carbon-based active material. The second anode mixture layer includes a second carbon-based active material. The first carbon-based active material has an OI value greater than or equal to an OI value of the second carbon-based active material.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile