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

Patent Owner(s)

Patent Owner	Address
EVONIK OPERATIONS GMBH	RELLINGHAUSER STRASSE 1-11 ESSEN 45128

International Classification(s)

• C08J:WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTE....
• C08G:MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN B....
• B01J:CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, CO....

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• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Burdeniuc, Juan Jesus	Colmar, US	88	325
Mitchell, John William	Allentown, US	10	31
Wendel, Stephan Hermann	Oldenburg, DE	6	11

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
7.5 Year Payment	$3600.00	$1800.00	$900.00	Jul 30, 2025
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Jul 30, 2029

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge - 7.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
Surcharge - 11.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
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
January 30, 2018	US,9878317,B2   US9878317B2	GRANTED PATENT AS SECOND PUBLICATION
June 14, 2012	US,20120149794,A1   US20120149794A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 9878317

N,N,N′-trimethyl-bis-(aminoethyl) ether and its derivatives as catalysts for polyurethanes

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