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

Patent Owner(s)

Patent Owner	Address
CABOT CORPORATION	TWO SEAPORT LANE SUITE 1400 BOSTON MA 02210

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
Clarke, Theis F	Houston, US	7	2
Crocker, David S	Townsend, US	8	198
Gopan, Akshay	Somerville, US	7	9
Matheu, David M	Somerville, US	8	26
McElwain, Thomas E	Pampa, US	4	35
Moeser, Geoffrey D	Groton, US	25	309
Porteous, William M	N. Andover, US	4	49
Rumpf, Frederick H	Billerica, US	19	266

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
3.5 Year Payment	$1600.00	$800.00	$400.00	Oct 10, 2028
7.5 Year Payment	$3600.00	$1800.00	$900.00	Oct 10, 2032
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Oct 10, 2036

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge - 3.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
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

Full Text

US Patent Application No: 2025/0115,767

Methods of Producing Carbon Blacks from Low-Yielding Feedstocks and Products Made from Same

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