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

Patent Owner(s)

• SUN CHEMICAL CORPORATION

International Classification(s)

• A61K:PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOS....
• C07D:HETEROCYCLIC COMPOUNDS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Davidson, Robert Stephen	Leicester, GB	13	142
Herlihy, Shaun Lawrence	Kent, GB	27	151
Rowatt, Brian	Kent, GB	13	72

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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
March 02, 2010	US,7671081,B2   US7671081B2	GRANTED PATENT AS SECOND PUBLICATION
January 22, 2009	US,20090023829,A1   US20090023829A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7671081

Multifunctional cationic photoinitiators, their preparation and use

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