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

Patent Owner(s)

Patent Owner	Address
ONO PHARMACEUTICAL CO LTD	1-5 DOSHO-MACHI 2-CHOME CHUO-KU OSAKA-SHI OSAKA 541-8526

International Classification(s)

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

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Kokubo, Masaya	Osaka, JP	25	589
Kusumi, Kensuke	Osaka, JP	16	120
Ochiai, Hiroshi	Osaka, JP	54	402
Shibayama, Shiro	Tsukuba, JP	84	3261

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Jun 30, 2025

Fee	Large entity fee	small entity fee	micro entity fee
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
December 31, 2013	US,8618122,B2   US8618122B2	GRANTED PATENT AS SECOND PUBLICATION
July 30, 2009	US,20090192182,A1   US20090192182A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8618122

Compound having acidic group which may be protected, and use thereof

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