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:
Apr. 29, 2014
Filed:
May. 03, 2011
Applicants:
Ilias Belharouak, Bolingbrook, IL (US);
Khalil Amine, Oakbrook, IL (US);
Inventors:
Ilias Belharouak, Bolingbrook, IL (US);
Khalil Amine, Oakbrook, IL (US);
Assignee:
Uchicago Argonne, LLC, Chicago, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/88 (2006.01); H01M 4/13 (2010.01);
U.S. Cl.
CPC ...
Abstract
An active electrode material for electrochemical devices such as lithium ion batteries includes a lithium transition metal oxide which is free of sodium and sulfur contaminants. The lithium transition metal oxide is prepared by calcining a mixture of a lithium precursor and a transition metal oxalate. Electrochemical devices use such active electrodes.
Belharouak, Ilias. (2014). Production of battery grade materials via an oxalate method (U.S. Patent No. 8709279). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8709279
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile