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

Patent Owner(s)

Patent Owner	Address
ADA-ES INC	8100 SOUTHPARK WAY UNIT B LITTLETON CO 80120

International Classification(s)

• F23J:REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COM....
• C10L:FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYN....
• B01D:SEPARATION

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Baldrey, Kenneth E	Denver, US	36	710
Bisque, Ramon	Golden, US	10	78
Durham, Michael D	Castle Rock, US	42	947
French, Nina Bergan	Napa, US	11	278
Lagarenne, Jon	Castle Rock, US	7	73
Senior, Connie	Littleton, US	7	73
Sjostrom, Sharon	Sedalia, US	45	1060

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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	Apr 20, 2026
7.5 Year Payment	$3600.00	$1800.00	$900.00	Apr 20, 2030
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Apr 20, 2034

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: 2022/0331,738

METHOD AND SYSTEM FOR CONTROLLING MERCURY EMISSIONS FROM COAL-FIRED THERMAL PROCESSES

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