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

Patent Owner(s)

Patent Owner	Address
GENERAL COMPRESSION INC	275 GROVE STREET NEWTON MA 02466

International Classification(s)

• F01K:STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PL....
• F02G:HOT-GAS OR COMBUSTION- PRODUCT POSITIVE-DISPLaCEME....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Bollinger, Benjamin R	Windsor, US	82	2704
McBride, Troy O	Norwich, US	78	2989

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Sep 25, 2025

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge - 11.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
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
March 25, 2014	US,8677744,B2   US8677744B2	GRANTED PATENT AS SECOND PUBLICATION
February 16, 2012	US,20120036851,A1   US20120036851A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8677744

Fluid circulation in energy storage and recovery systems

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