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

Patent Owner(s)

Patent Owner	Address
PRAXAIR TECHNOLOGY INC	10 RIVERVIEW DR DANBURY CT 06810

International Classification(s)

• B08B:CLEANING IN GENERAL; PREVENTION OF FOULING IN GENE....
• C11D:DETERGENT COMPOSITIONS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Gulayets, Joseph E	Edmonton, CA	1	0
Kelly, Richard M	East Amherst, US	24	66
St, James Michael	Calgary, CA	4	3
Zachariah, Ashley	Niagara Falls, CA	2	0

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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	Jan 16, 2028
7.5 Year Payment	$3600.00	$1800.00	$900.00	Jan 16, 2032
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Jan 16, 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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
July 16, 2024	US,12036584,B2   US12036584B2	GRANTED PATENT AS SECOND PUBLICATION
November 04, 2021	US,20210340469,A1   US20210340469A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent Application No: 12036584

Method to remove explosive and toxic gases and clean metal surfaces in hydrocarbon equipment

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