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:
Feb. 20, 2001
Filed:
May. 20, 1999
Applicant:
Inventors:
Daryl Clerc, Dexter, MI (US);
Matthew Fay, Ypsilanti, MI (US);
Levi Thompson, Northville, MI (US);
Michael Wixom, Ann Arbor, MI (US);
Assignee:
T/J Technologies, Inc., Ann Arbor, MI (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/40 ; H01M 4/48 ; C04B 3/548 ; C04B 3/546 ;
U.S. Cl.
CPC ...
H01M 4/40 ; H01M 4/48 ; C04B 3/548 ; C04B 3/546 ;
Abstract
A transition metal based ceramic material having the general formula Li,M,T,N,O,, wherein M is a transition metal, T is a dopant metal, and wherein x is greater than 0 and less than or equal to l, &dgr; is 0, or less than or equal to 4; &agr; is less than or equal to 3−x, and &bgr; is less than 1 is disclosed. The ceramic material has utility as a cathode material for rechargeable lithium batteries.