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

Patent Owner(s)

Patent Owner	Address
SHANGHAI INSTITUTE OF MATERIA MEDICA CHINESE ACADEMY OF SCIENCES	201203 555 ZHANGJIANG ROAD ZHANGJIANG PUDONG NEW AREA SHANGHAI SHANGHAI CITY SHANGHAI CITY 201203
TOPHARMAN SHANGHAI CO LTD	SHANGHAI 201209

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
Chen, Xinjian	Shanghai, CN	20	28
Jin, Guozhang	Shanghai, CN	3	10
Li, Jianfeng	Shanghai, CN	76	407
Liu, Aixiang	Shanghai, CN	1	10
Pan, Yanjun	Shanghai, CN	2	10
Shen, Jingkang	Shanghai, CN	22	45
Shen, Jingshan	Shanghai, CN	29	32
Yan, Tiema	Shanghai, CN	2	33
Zhang, Rongxia	Shanghai, CN	11	26
Zhu, Yi	Shanghai, CN	173	554

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date

Fee	Large entity fee	small entity fee	micro entity fee
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
August 06, 2013	US,8501762,B2   US8501762B2	GRANTED PATENT AS SECOND PUBLICATION
June 11, 2009	US,20090149488,A1   US20090149488A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8501762

Tetrahydroprotoberberine compounds, the synthetic method and the use thereof

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