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

Patent Owner(s)

Patent Owner	Address
AERPIO THERAPEUTICS INC	9987 CARVER ROAD CINCINNATI OH 45242

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
Bush, Rodney Dean	Mason, OH	12	245
Warshakoon, Namal Chithranga	Mason, OH	9	169

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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
September 20, 2005	US,6946479,B2   US6946479B2	GRANTED PATENT AS SECOND PUBLICATION
May 20, 2004	US,20040097559,A1   US20040097559A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 6946479

N-sulfonyl-4-methyleneamino-3-hydroxy-2-pyridones

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