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

Patent Owner(s)

Patent Owner	Address
ZHENGZHOU UNIVERSITY	450052 NO 75 UNIVERSITY ROAD ZHENGZHOU HENAN ZHENGZHOU CITY HENAN PROVINCE 450052

International Classification(s)

• A61K:PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOS....
• C07D:HETEROCYCLIC COMPOUNDS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Dai, Guifu	Zhengzhou, CN	6	0
Liu, Hongmin	Zhengzhou, CN	10	8
Liu, Huanfei	Zhengzhou, CN	2	0
Wu, Di	Zhengzhou, CN	491	2758
Wu, Jian	Zhengzhou, CN	427	2508
Wu, Zhenwei	Zhengzhou, CN	8	9
Xu, Haiwei	Zhengzhou, CN	8	1
Zhao, Jing	Zhengzhou, CN	323	1809

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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	Nov 2, 2028

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
May 02, 2017	US,9636324,B2   US9636324B2	GRANTED PATENT AS SECOND PUBLICATION
September 29, 2016	US,20160279096,A1   US20160279096A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 9636324

Use of 15-benzylidence-14-deoxy-11, 12 -dehyroandrographolide derivative in manufacture of medicaments for protecting liver and anti-hepatitis C virus

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