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

Patent Owner(s)

Patent Owner	Address
ZAMBON GROUP S P A	I-36100 VICENZA

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
Grancini, Giancarlo	Milan, IT	12	131
Morazzoni, Gabriele	Milan, IT	17	179
Napoletano, Mauro	Milan, IT	34	170
Norcini, Gabriele	Varese, IT	49	226
Pellacini, Franco	Milan, IT	34	174

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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 24, 2002	US,6498160,B2   US6498160B2	GRANTED PATENT AS SECOND PUBLICATION
May 16, 2002	US,20020058662,A1   US20020058662A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 6498160

Phthalazine derivatives as phosphodiesterase 4 inhibitors

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