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

Patent Owner(s)

Patent Owner	Address
NUTECH VENTURES	2021 TRANSFORMATION DRIVE SUITE 2220 LINCOLN NE 68508

International Classification(s)

• C08K:USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUB....

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• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Fan, Qinguo	North Dartmouth, MA	4	85
Ugbolue, Samuel C	New Bedford, MA	3	82
Wilson, Alton R	North Dartmouth, MA	2	19
Yang, Yiqi	Lincoln, NE	18	132

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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 11, 2003	US,6646026,B2   US6646026B2	GRANTED PATENT AS SECOND PUBLICATION
August 21, 2003	US,20030158293,A1   US20030158293A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 6646026

Methods of enhancing dyeability of polymers

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