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

Patent Owner(s)

Patent Owner	Address
POLYNT S P A	24020 SCANZOROSCIATE BG

International Classification(s)

• C07C:ACYCLIC OR CARBOCYCLIC COMPOUNDS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Castiglioni, Gian Luca	Trescore Balneario, IT	4	22
Fumagalli, Carlo	Albano Sant'Alessandro, IT	18	85
Pirola, Roberto	Dalmine, IT	6	4

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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
May 04, 2010	US,7709681,B2   US7709681B2	GRANTED PATENT AS SECOND PUBLICATION
February 12, 2009	US,20090043124,A1   US20090043124A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7709681

Process for the production of trimellitic acid

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