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. 11, 2010
Filed:
Apr. 13, 2006
Applicants:
W. Novis Smith, Philadelphia, PA (US);
Joel R. Mccloskey, Philadelphia, PA (US);
Joseph B. Kejha, Meadowbrook, PA (US);
James J. Gormley, Ardsley, PA (US);
Inventors:
W. Novis Smith, Philadelphia, PA (US);
Joel R. McCloskey, Philadelphia, PA (US);
Joseph B. Kejha, Meadowbrook, PA (US);
James J. Gormley, Ardsley, PA (US);
Assignee:
Lithdyne LLC, Anaheim, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 6/00 (2006.01); H01M 4/00 (2006.01); H01M 4/50 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides a process for preparing lithium manganate having lithium-in cell stability by utilizing manganese oxides having lower oxidation states in the furnacing step and by using stoichiometric amounts of lithium hydroxide monohydrate and a manganese oxide in water as a starting mixture. Cr, Ni, Mg, AL oxides are optionally added.