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:
Nov. 18, 2025
Filed:
Sep. 29, 2020
Applicant:
Lg Energy Solution, Ltd., Seoul, KR;
Inventors:
Lilin Piao, Daejeon, KR;
Sang-Wook Woo, Daejeon, KR;
Je-Young Kim, Daejeon, KR;
Hyun-Chul Kim, Daejeon, KR;
Assignee:
LG ENERGY SOLUTION, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/587 (2010.01); H01M 4/04 (2006.01); H01M 10/0525 (2010.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/587 (2013.01); H01M 4/0404 (2013.01); H01M 10/0525 (2013.01); H01M 2004/027 (2013.01);
Abstract
A spheronized carbonaceous negative electrode active material and a method of preparing a spheronized carbonaceous negative electrode active material, which has an average particle diameter (D) of 8.5-10.5 μm, a minimum particle diameter (D) of 2.3 μm or more, and a tap density of 1.00-1.20 g/cc.
Piao, Lilin. (2025). Globular carbon-based anode active material, method for manufacturing same, and anode and lithium secondary battery comprising same (U.S. Patent No. 12476252). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12476252
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile