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

Patent Owner(s)

Patent Owner	Address
TAIGEN BIOTECHNOLOGY	TAIPEI TAIWAN 114

International Classification(s)

• C07D:HETEROCYCLIC COMPOUNDS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Chou, Ming-Chen	Taipei , TW	12	125
Hakimelahi, Gholam Hossein	Taipei , TW	5	12
Shia, Kak-Shan	Taipei , TW	16	27
Tseng, Chen-Tso	Taipei , TW	4	92
Wu, Chien-Huang	Taipei County , TW	13	113
Xiang, Yibin	Acton , US	39	565
Yen, Chi-Feng	Taipei , TW	15	128
Zhu, Jia-Liang	Taipei , TW	2	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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
March 10, 2009	US,7501526,B2   US7501526B2	GRANTED PATENT AS SECOND PUBLICATION
July 20, 2006	US,20060160860,A1   US20060160860A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7501526

Synthesis of polyamine compounds

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