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

Patent Owner(s)

Patent Owner	Address
YSHAPE INC	7312 BURROUGHS LANE FALLS CHURCH VA 22043

International Classification(s)

• H02P:CONTROL OR REGULATION OF ELECTRIC MOTORS, GENERATO....
• F03B:MACHINES OR ENGINES FOR LIQUIDS
• F02B:INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENG....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Gogoana, Marian V	Merrimack, US	4	50
Whitttaker, James B	Arlington, US	2	61

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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 30, 2010	US,7843076,B2   US7843076B2	GRANTED PATENT AS SECOND PUBLICATION
June 12, 2008	US,20080136186,A1   US20080136186A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7843076

Hydraulic energy accumulator

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