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

Patent Owner(s)

Patent Owner	Address
DREXEL UNIVERSITY FOR ITS COLLEGE OF MEDICINE	245 NORTH 15TH STREET MAIL STOP 400 PHILADELPHIA PA 19102

International Classification(s)

• A61K:PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOS....
• C07D:HETEROCYCLIC COMPOUNDS
• C07C:ACYCLIC OR CARBOCYCLIC COMPOUNDS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Block, Timothy M	Doylestown, US	60	486
Cai, Dawei	Doylestown, US	6	29
Cuconati, Andrea	Oreland, US	13	94
Guo, Haitao	Lansdale, US	103	1673
Guo, Ju-Tao	Lansdale, US	20	73
Lu, Huagang	Plainsboro, US	10	68
Xu, Xiaodong	Doylestown, US	177	1250

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
7.5 Year Payment	$3600.00	$1800.00	$900.00	Nov 23, 2024
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Nov 23, 2028

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge - 7.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
Surcharge - 11.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
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
May 23, 2017	US,9657013,B2   US9657013B2	GRANTED PATENT AS SECOND PUBLICATION
February 05, 2015	US,20150038515,A1   US20150038515A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 9657013

Inhibitors of hepatitis B virus covalently closed circular DNA formation and their method of use

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