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

Patent Owner(s)

Patent Owner	Address
UNIVERSITA' DEGLI STUDI DI FIRENZE	4 PIAZZA SAN MARCO FLORENCE 50121 ITALY FLORENCE FLORENCE PROVINCE
ENDURA S P A	40121 BOLOGNA

International Classification(s)

• C07D:HETEROCYCLIC COMPOUNDS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Borzatta, Valerio	Bologna, IT	99	728
Guarna, Antonio	Serravezza, IT	16	100
Occhiato, Ernesto G	Florence, IT	1	0
Scarpi, Dina	Florence, IT	2	10

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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
January 22, 2013	US,8357803,B2   US8357803B2	GRANTED PATENT AS SECOND PUBLICATION
December 23, 2010	US,20100324294,A1   US20100324294A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8357803

Process for the preparation of 2,3,4,9-tetrahydro-1H-β-carbolin-3-carboxylic acid esters

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