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

Patent Owner(s)

Patent Owner	Address
VIIV HEALTHCARE COMPANY	251 LITTLE FALLS DRIVE WILMINGTON DE 19808

International Classification(s)

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

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• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Johns, Brian A	Research Triangle Park, US	56	338
Kawasuji, Takashi	Osaka, JP	45	683
Taishi, Teruhiko	Osaka, JP	28	399
Taoda, Yoshiyuki	Osaka, JP	58	784

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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	Aug 23, 2028
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Aug 23, 2032

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
February 23, 2021	US,10927129,B2   US10927129B2	GRANTED PATENT AS SECOND PUBLICATION
September 19, 2019	US,20190284208,A1   US20190284208A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent Application No: 10927129

N-[(2,4-difluorophenyl)methyl]-6-hydroxy-3-methyl-5,7-dioxo-2,3,5,7,11,11a-hexahydro[1,3] oxazolo[3,2-a]pyrido[1,2-d]pyrazine-8-carboxamide having HIV integrase inhibitory activity

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