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

Patent Owner(s)

Patent Owner	Address
SUMITOMO CHEMICAL COMPANY LIMITED	TOKYO 103-6020

International Classification(s)

• C07D:HETEROCYCLIC COMPOUNDS
• C07C:ACYCLIC OR CARBOCYCLIC COMPOUNDS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Kurimoto, Isao	Suita, JP	39	99
Miki, Takashi	Ibaraki, JP	74	453
Ushio, Hideki	Takatsuki, JP	26	105

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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 09, 2005	US,6927290,B2   US6927290B2	GRANTED PATENT AS SECOND PUBLICATION
October 21, 2004	US,20040210059,A1   US20040210059A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 6927290

Production of mixed acid anhydride and amide compound

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