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:
Oct. 09, 2012
Filed:
Oct. 07, 2011
Applicants:
John B. Goodenough, Austin, TX (US);
Akshaya K. Padhi, La Salle, IL (US);
Kirakoda S. Nanjundaswamy, Ambler, PA (US);
Christian Masquelier, Boulogne, FR;
Inventors:
John B. Goodenough, Austin, TX (US);
Akshaya K. Padhi, La Salle, IL (US);
Kirakoda S. Nanjundaswamy, Ambler, PA (US);
Christian Masquelier, Boulogne, FR;
Assignee:
Hydro-Quebec, Montreal, Quebec, CA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/82 (2006.01); H01M 4/58 (2010.01); H01M 4/13 (2010.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to materials for use as electrodes in an alkali-ion secondary (rechargeable) battery, particularly a lithium-ion battery. The invention provides transition-metal compounds having the ordered-olivine or the rhombohedral NASICON structure and the polyanion (PO)as at least one constituent for use as electrode material for alkali-ion rechargeable batteries.