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

Patent Owner(s)

Patent Owner	Address
TIANJIN HEMAY ONCOLOGY PHARMACEUTICAL CO LTD	TIANJIN 300385

International Classification(s)

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

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Zhang, Hesheng	Tianjin, CN	49	229

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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
June 12, 2012	US,8198301,B2   US8198301B2	GRANTED PATENT AS SECOND PUBLICATION
September 23, 2010	US,20100240649,A1   US20100240649A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8198301

Quinazoline and quinoline derivatives as irreversibe protein tyrosine kinase inhibitors

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