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:
May. 19, 2026
Filed:
Dec. 05, 2022
Uchicago Argonne, Llc, Chicago, IL (US);
Michael M. Thackeray, Naperville, IL (US);
Eungje Lee, Naperville, IL (US);
Jason R. Croy, Plainfield, IL (US);
Boyu Shi, Willowbrook, IL (US);
UCHICAGO ARGONNE, LLC, Chicago, IL (US);
Abstract
A composite electrode active material is described herein, which comprises two or more electrode active materials blended or structurally-integrated together, in one of the materials is a lithiated spinel selected from the group consisting of (a) a lithiated spinel of formula LiMnNiMO; wherein M comprises at least one metal cation other than manganese and nickel cations; x+y+z=1; 0<x<1.0; 0<y<1.0; 0≤z≤0.5; and the ratio of x:y is in the range of about 1:2 to about 2:1; and (b) a lithiated spinel of formula LiMO, wherein Mcomprises a combination of Mn and Ni transition metal ions in a ratio of Mn to Ni ions of about 2:1 to about 1:1.