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

Patent Owner(s)

Patent Owner	Address
INNOSPEC LIMITED	INNOSPEC MANUFACTURING PARK OIL SITES ROAD ELLESMERE PORT CH65 4EY

International Classification(s)

• C01B:NON-METALLIC ELEMENTS; COMPOUNDS THEREOF
• C07C:ACYCLIC OR CARBOCYCLIC COMPOUNDS
• D06L:BLEACHING, e.g. OPTICAL BLEACHING, DRY-CLEANING, O....
• C11D:DETERGENT COMPOSITIONS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Dixon, Nicholas John	Chester, GB	20	64
Giles, Matthew Robert	Chester, GB	24	73

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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	Feb 12, 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
August 12, 2014	US,8801962,B2   US8801962B2	GRANTED PATENT AS SECOND PUBLICATION
March 22, 2012	US,20120068113,A1   US20120068113A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8801962

Chelating agents and methods relating thereto

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