US Patent 7998617 Cathode materials for secondary (rechargeable) lithium batteries
Patent 7998617 was granted and assigned to Hydro-Québec on August, 2011 by the United States Patent and Trademark Office.
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Patent 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-olivineor the rhombohedral NASICON structure and the polyanion (PO4)3− as at least one constituent for use as electrode material for alkali-ion rechargeable batteries.
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Patent Inventor Names
Akshaya K. Padhi0
Christian Masquelier0
John B. Goodenough0
Kirakodu S. Nanjundaswamy0
Michel Armand0
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US Patent 07998617 Cathode materials for secondary (rechargeable) lithium batteries US Patent 7998617 Cathode materials for secondary (rechargeable) lithium batteries
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Patent Number
07998617
Patent Number
7998617
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US Patent 07998617 Cathode materials for secondary (rechargeable) lithium batteries
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Is a
Current assignee
Patent jurisdiction
Patent number
07998617
Date of patent
August 16, 2011
Patent application number
11647899
Date Filed
December 29, 2006
Patent primary examiner
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