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

Patent Owner(s)

Patent Owner	Address
SHANGHAI HUTCHISON PHARMACEUTICALS LIMITED	388 XIAOYE ROAD FENGXIAN DISTRICT SHANGHAI 201401

International Classification(s)

• C07H:SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTI....

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• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
CUI, Chunxiao	Shanghai, CN	4	0
LIN, Guoqiang	Shanghai, CN	8	20
TIAN, Ping	Shanghai, CN	21	132
XU, Wenwen	Shanghai, CN	11	24
ZHAN, Changsen	Shanghai, CN	2	0
ZHANG, Jiange	Shanghai, CN	2	0
ZHANG, Zhengguang	Shanghai, CN	1	0
ZHOU, Junjie	Shanghai, CN	40	73

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
3.5 Year Payment	$1600.00	$800.00	$400.00	Jun 1, 2026
7.5 Year Payment	$3600.00	$1800.00	$900.00	Jun 1, 2030
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Jun 1, 2034

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge - 3.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
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

Full Text

US Patent Application No: 2022/0380,399

PREPARATION METHOD OF A GLYCOSIDE COMPOUND

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