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

Patent Owner(s)

Patent Owner	Address
CESI CHEMICAL INC	10603 W SAM HOUSTON PKWY N SUITE 300 HOUSTON TX 77064

International Classification(s)

• C09K:MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED ....
• E21B:EARTH OR ROCK DRILLING

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Champagne, Lakia M	The Woodlands, US	29	629
Dismuke, Keith Ingram	Katy, US	16	350
Germack, David	The Woodlands, US	13	359
Hill, Randal M	The Woodlands, US	54	1089
Lett, Nathan L	Cypress, US	20	544
Mast, Nicole	Spring, US	19	269
Soeung, Melinda	Houston, US	12	350

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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	Oct 26, 2027

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
April 26, 2016	US,9321955,B2   US9321955B2	GRANTED PATENT AS SECOND PUBLICATION
December 18, 2014	US,20140367107,A1   US20140367107A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 9321955

Methods and compositions for stimulating the production of hydrocarbons from subterranean formations

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