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

Patent Owner(s)

• SIGMA-TAU INDUSTRIE FARMACEUTICHE RIUNITE S.P.A.

International Classification(s)

• C07C:ACYCLIC OR CARBOCYCLIC COMPOUNDS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
De, Angelis Francesco	Rome, IT	26	143
Marzi, Mauro	Rome, IT	28	130
Tinti, Maria Ornella	Rome, IT	47	162

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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
July 16, 2002	US,6420599,B2   US6420599B2	GRANTED PATENT AS SECOND PUBLICATION
June 07, 2001	US,20010003135,A1   US20010003135A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 6420599

Chemical process for the stereoselective synthesis of R-(-)-carnitine

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