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

Patent Owner(s)

Patent Owner	Address
TSUBOTA LABORATORY INC	TOSHIN SHINANOMACHI-EKIMAE BLDG 304 34 SHINANOMACHI SHINJUKU-KU TOKYO 160-0016

International Classification(s)

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

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Arita, Reiko	Tokyo, JP	5	105
Ito, Masataka	Tokyo, JP	48	1036
Tsubota, Kazuo	Tokyo, JP	72	293

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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	Jul 30, 2025
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Jul 30, 2029

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
January 30, 2018	US,9877975,B2   US9877975B2	GRANTED PATENT AS SECOND PUBLICATION
August 04, 2016	US,20160220588,A1   US20160220588A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 9877975

Agent for treating meibomian gland dysfunction

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