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

Patent Owner(s)

Patent Owner	Address
INSTITUTE OF MATARIA MEDICA CHINESE ACADEMY OF MEDICAL SCIENCES	100050 NO 1 XIANNONGTAN STREET XICHENG DISTRICT BEIJING BEIJING CITY BEIJING CITY 100050

International Classification(s)

• A61K:PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOS....
• C07D:HETEROCYCLIC COMPOUNDS
• A61P:THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDI....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Chen, Ziwei	Beijing, CN	17	61
Liu, Gang	Beijing, CN	625	6202
Ma, Tao	Beijing, CN	221	973
Wang, Lin	Beijing, CN	481	3933
Xue, Hai	Beijing, CN	11	1

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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

Full Text

US Patent Application No: 2010/0324,067

TETRACYCLIC DIPYRANO-COUMARIN COMPOUNDS WITH ANTI-HIV AND ANTI-MYCOBACTERIUM TUBERCULOSIS ACTIVITIES

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