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

Patent Owner(s)

Patent Owner	Address
ENANTA PHARM INC	500 ARSENAL STREET WATERTOWN MA 02472 US

International Classification(s)

• A61K:PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOS....
• C07D:HETEROCYCLIC COMPOUNDS
• C07B:GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS TH....
• A61P:THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDI....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
KIM, In Jong	Lexington, US	59	664
LEON, Robert	Sharon, US	32	1132
LI, Xiben	Lexington, US	10	6
MANN, Tyler J	Brighton, US	5	5
McGRATH, Kevin	Brighton, US	40	513
MITCHELL, Scott	Woburn, US	51	619
OR, Yat Sun	Waltham, US	423	6685
SZYMANIAK, Adam	Boston, US	13	26
YU, Jianming	Plainsboro, US	107	980

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
3.5 Year Payment	$1600.00	$800.00	$400.00	May 7, 2028
7.5 Year Payment	$3600.00	$1800.00	$900.00	May 7, 2032
11.5 Year Payment	$7400.00	$3700.00	$1850.00	May 7, 2036

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge - 3.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
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

Full Text

US Patent Application No: 2024/0368,174

Antiviral Heterocyclic Compounds

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