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

Patent Owner(s)

Patent Owner	Address
TRONOX LLC	3301 NW 150TH STREET OKLAHOMA CITY OK 73134

International Classification(s)

• C09C:TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBRO....

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• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Goparaju, Venkata Rama Rao	Edmond, US	16	55
Kazerooni, Vahid	Edmond, US	6	19
Marshall, David F	Edmond, US	2	6

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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	Nov 30, 2027

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
May 31, 2016	US,9353266,B2   US9353266B2	GRANTED PATENT AS SECOND PUBLICATION
September 18, 2014	US,20140261086,A1   US20140261086A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 9353266

Process for manufacturing titanium dioxide pigments using ultrasonication

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