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

Patent Owner(s)

Patent Owner	Address
ENZON INC	300C CORPORATE COURT SOUTH PLAINFIELD NJ 07080

International Classification(s)

• A61K:PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOS....
• C07H:SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTI....
• C07C:ACYCLIC OR CARBOCYCLIC COMPOUNDS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Choe, Yun H	Green Brook, NJ	14	818
Greenwald, Richard B	Somerset, NJ	79	5036

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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
August 30, 2005	US,6936597,B2   US6936597B2	GRANTED PATENT AS SECOND PUBLICATION
December 19, 2002	US,20020193409,A1   US20020193409A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 6936597

Prodrugs of anticancer agents employing substituted aromatic acids

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