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

Patent Owner(s)

Patent Owner	Address
UNIVERSITY OF DURHAM	MOUNTJOY RESEARCH CENTRE BLOCK 2 STOCKTON ROAD DURHAM DH1 3UP

International Classification(s)

• C08G:MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN B....
• C08L:COMPOSITIONS OF MACROMOLECULAR COMPOUNDS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Feast, William James	Durham, GB	2	22
Hutchings, Lian Richard	Darlington, GB	2	12
Pillay-Narrainen, Amilcar	Durham, GB	1	12
Thompson, Richard Lewis	Durham, GB	1	12

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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	May 8, 2028

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
November 08, 2016	US,9487631,B2   US9487631B2	GRANTED PATENT AS SECOND PUBLICATION
February 11, 2010	US,20100036054,A1   US20100036054A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 9487631

Surface active polymeric systems

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