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:
Jul. 22, 2025
Filed:
Nov. 01, 2023
Applicant:
Samsung Sdi Co., Ltd., Yongin-si, KR;
Inventors:
Yookyung Kim, Yongin-si, KR;
Youngugk Kim, Yongin-si, KR;
Jungho Lee, Yongin-si, KR;
Jaehou Nah, Yongin-si, KR;
Assignee:
SAMSUNG SDI CO., LTD., Yongin-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/13 (2010.01);
U.S. Cl.
CPC ...
H01M 4/13 (2013.01);
Abstract
A negative active material, including a first active material including a silicon core and a carbon coating layer on the core, a carbon second active material having an aspect ratio of about 4 to about 100, and a crystalline carbon third active material.