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

Patent Owner(s)

Patent Owner	Address
THE CHEMOURS COMPANY FC LLC	1007 MARKET STREET WILMINGTON DE 19801

International Classification(s)

• C08F:MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONL....
• C08L:COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
• B32B:LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Crompton,, Jr John Russell	Bear, US	6	4
Hughes, James J	Wilmington, US	19	83
Pollino, Joel M	Elkton, US	32	88
Raghavanpillai, Anilkumar	Wilmington, US	34	84
Rosen, Brad M	Philadelphia, US	10	19
Shenoy, Siddhartha R	Wilmington, US	1	1
Wysong, Ernest Bryon	Hockessin, US	1	1

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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	Aug 4, 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
February 04, 2014	US,8642177,B2   US8642177B2	GRANTED PATENT AS SECOND PUBLICATION
September 26, 2013	US,20130251908,A1   US20130251908A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8642177

Acid etch resistance for calcareous substrates

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