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

Patent Owner(s)

Patent Owner	Address
AMOREPACIFIC CORPORATION	181 HANGANG-RO 2-GA YONGSAN-GU SEOUL 140-777

International Classification(s)

• A61K:PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOS....
• C13K:GLUCOSE; INVERT SUGAR; LACTOSE; MALTOSE; SYNTHESIS....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Cho, Jun Cheol	Yongin-si, KR	28	46
Kim, Jun Oh	Yongin-si, KR	24	79
Kim, Seo Young	Yongin-si, KR	77	565
Lee, Jin Young	Yongin-si, KR	165	1021
Yoo, Jae Won	Yongin-si, KR	50	128
Yun, Yu Na	Yongin-si, KR	2	2

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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	Apr 15, 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
October 15, 2013	US,8557793,B2   US8557793B2	GRANTED PATENT AS SECOND PUBLICATION
May 30, 2013	US,20130137653,A1   US20130137653A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8557793

Theanine derivative, preparation method thereof, and use thereof for alleviating acne

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