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

Patent Owner(s)

Patent Owner	Address
CATEXEL LIMITED	LONDON EC4A 3AE

International Classification(s)

• C07F:ACYCLIC, CARBOCYCLIC, OR HETEROCYCLIC COMPOUNDS CO....

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• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Hage, Ronald	Leiden, NL	92	619
Zhang, Jianrong	Shanghai, CN	14	113
Zhao, Wei	Shanghai, CN	814	5746

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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	Apr 18, 2028

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
October 18, 2016	US,9469666,B2   US9469666B2	GRANTED PATENT AS SECOND PUBLICATION
February 28, 2013	US,20130053554,A1   US20130053554A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 9469666

Preparation of bleaching catalysts

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