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

Patent Owner(s)

Patent Owner	Address
HANMI SCIENCE CO LTD	214 MUHA-RO PALTAN-MYEON GYEONGGI-DO HWASEONG-SI 18536

International Classification(s)

• C07D:HETEROCYCLIC COMPOUNDS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Chang, Young-Kil	Seoul, KR	26	70
Hong, Dong Jin	Incheon, KR	5	28
Kim, Han Kyong	Yongin-si, KR	15	56
Kim, Ji Sook	Gyeonggi-do, KR	20	56
Lee, Gwan Sun	Seoul, KR	69	722
Lee, Moon Sub	Bucheon-si, KR	7	7
Lim, Eun Jung	Daegu, KR	47	146
Moon, Young Ho	Suwon-si, KR	44	96
Yang, Weon Ki	Hwaseong-si, KR	3	6
Yoo, Jae Ho	Seoul, KR	9	35
Yun, Sang Min	Seongnam-si, KR	5	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	Jul 28, 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
January 28, 2014	US,8637700,B2   US8637700B2	GRANTED PATENT AS SECOND PUBLICATION
July 21, 2011	US,20110178330,A1   US20110178330A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8637700

Method for preparing (3S,4S)-4-((R)-2-(benzyloxy)tridecyl)-3-hexyl-2-oxetanone and novel intermediate used therefor

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