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

Patent Owner(s)

Patent Owner	Address
A O SMITH ENTERPRISES LTD	768 ERIE STREET STRATFORD ONTARIO N4Z 1AZ

International Classification(s)

• F24H:FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING H....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Lesage, Claude	Pointe Claire , CA	57	304
Lesage, Jean-Claude	Kirkland , CA	29	118

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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
November 17, 2009	US,7620302,B2   US7620302B2	GRANTED PATENT AS SECOND PUBLICATION
May 08, 2008	US,20080107409,A1   US20080107409A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7620302

High efficiency, peak power reducing, domestic hot water heater

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