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

Patent Owner(s)

Patent Owner	Address
E I DU PONT DE NEMOURS AND COMPANY	4417 LANCASTER PIKE DUPONT LEGAL WILMINGTON DE 19805

International Classification(s)

• C07F:ACYCLIC, CARBOCYCLIC, OR HETEROCYCLIC COMPOUNDS CO....

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• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Qiu, Weiming	Wilmington, US	63	290
Wang, Xiuling Shirley	Newark, US	1	6

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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 01, 2011	US,8049040,B2   US8049040B2	GRANTED PATENT AS SECOND PUBLICATION
November 19, 2009	US,20090286885,A1   US20090286885A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent Application No: 2009/0286,885

Ethylene-tetrafluoroethylene phosphate composition

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