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

Patent Owner(s)

Patent Owner	Address
BASF SE	GERMANY

International Classification(s)

• C08G:MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN B....
• C07D:HETEROCYCLIC COMPOUNDS
• C07C:ACYCLIC OR CARBOCYCLIC COMPOUNDS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Bayer, Alexander	Limburgerhof, DE	20	36
Binder, Horst	Lampertheim, DE	43	427
Kroner, Matthias	Eisenberg, DE	56	894

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Sep 3, 2026

Fee	Large entity fee	small entity fee	micro entity fee
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
March 03, 2015	US,8969614,B2   US8969614B2	GRANTED PATENT AS SECOND PUBLICATION
October 13, 2011	US,20110251423,A1   US20110251423A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8969614

Method for producing colourless polyisocyanates

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