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

Patent Owner(s)

Patent Owner	Address
GILEAD SCIENCES INC	333 LAKESIDE DRIVE FOSTER CITY CA 94404

International Classification(s)

• C07C:ACYCLIC OR CARBOCYCLIC COMPOUNDS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Crawford, Kenneth R	Westwood, US	8	80
Dowdy, Eric D	Foster City, US	8	33
Gutierrez, Arnold	San Jose, US	4	6
Polniaszek, Richard P	Half Moon Bay, US	17	66
Yu, Richard Hung Chiu	San Francisco, US	14	85

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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
April 30, 2013	US,8431745,B2   US8431745B2	GRANTED PATENT AS SECOND PUBLICATION
October 11, 2012	US,20120258935,A1   US20120258935A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8431745

Process for preparation of HIV protease inhibitors

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