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

Patent Owner(s)

Patent Owner	Address
FUTUREFUEL CHEMICAL COMPANY	8235 FORSYTH BLVD 4TH FLOOR CLAYTON MO 63105

International Classification(s)

• C09K:MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED ....
• C08G:MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN B....

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• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Coleman, Todd	Batesville, US	31	170
Hampton, Ronnie	Batesville, US	2	5
Sousa-Ragle, Maria Adriana	Sulphur Rock, US	1	4
Stalker, Candice	Batesville, US	1	4
Torno, Tracy A	Batesville, US	1	4

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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
May 15, 2012	US,8178648,B2   US8178648B2	GRANTED PATENT AS SECOND PUBLICATION
June 18, 2009	US,20090156857,A1   US20090156857A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8178648

Diaminium bis-3,5-dicarboxybenzensulfonate and tri-diaminium bis-3,5-dicarboxybenzensulfonate and methods for producing same

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