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

Patent Owner(s)

Patent Owner	Address
SCHERING CORPORATION A CORP OF NJ	GALLOPING HILL RD KENILWORTH NJ 07033

International Classification(s)

• C07D:HETEROCYCLIC COMPOUNDS

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• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Friary, Richard J	West Orange, NJ	17	217
Ganguly, Ashit K	Upper Montclair, NJ	81	1540
Schwerdt, John H	Lake Hiawatha, NJ	7	138

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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

Full Text

US Patent No: 5034531

Fused polycyclic pyranyl compounds as antiviral agents

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