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

Patent Owner(s)

Patent Owner	Address
LUBRIZOL LIMITED	HAZELWOOD DERBY DERBYSHIRE DE56 4AN

International Classification(s)

• D21H:PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED....
• C08L:COMPOSITIONS OF MACROMOLECULAR COMPOUNDS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Simpson, Neil L	Oldham, GB	8	11
Thetford, Dean	Norden, GB	106	633

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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
December 13, 2011	US,8076409,B2   US8076409B2	GRANTED PATENT AS SECOND PUBLICATION
November 13, 2008	US,20080281039,A1   US20080281039A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8076409

Dispersant and compositions thereof

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