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• 15 United States
• 10 France
• 8 Japan
• 7 China
• 5 Korea
• 2 Other

Patent Owner(s)

• DURACELL U.S. OPERATIONS, INC.

International Classification(s)

• H01M:PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Christian, Paul A	Norton, MA	50	1144
Cintra, George	Holliston, MA	25	392
Durkot, Richard E	East Walpole, MA	11	220

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge after expiration - Late payment is unavoidable	$700.00	$350.00	$175.00
Surcharge after expiration - Late payment is unintentional	$1,640.00	$820.00	$410.00

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
January 31, 2006	US,6991875,B2   US6991875B2	GRANTED PATENT AS SECOND PUBLICATION
March 04, 2004	US,20040043292,A1   US20040043292A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 6991875

Alkaline battery including nickel oxyhydroxide cathode and zinc anode

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