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

Patent Owner(s)

Patent Owner	Address
NIPPON CHEMIPHAR CO LTD	TOKYO JAPAN

International Classification(s)

• A61K:PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOS....
• C07F:ACYCLIC, CARBOCYCLIC, OR HETEROCYCLIC COMPOUNDS CO....
• C07D:HETEROCYCLIC COMPOUNDS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Fujii, Hideaki	Kanagawa, JP	47	415
Nagase, Hiroshi	Ibaraki, JP	136	1334
Nakata, Eriko	Saitama, JP	12	46
Takahashi, Toshihiro	Saitama, JP	210	1533
Watanabe, Yoshikazu	Chiba, JP	118	1126

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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	Aug 10, 2026

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
February 10, 2015	US,8952030,B2   US8952030B2	GRANTED PATENT AS SECOND PUBLICATION
November 20, 2014	US,20140343015,A1   US20140343015A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8952030

Morphinan derivative

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