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

Patent Owner(s)

Patent Owner	Address
IFP ENERGIES NOUVELLES	1 & 4 AVENUE DE BOIS-PREAU RUEIL-MALMAISON CEDEX 92852

International Classification(s)

• F25J:LIQUEFACTION, SOLIDIFICATION, OR SEPARATION OF GAS....
• B01J:CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, CO....
• B01F:MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING
• B01D:SEPARATION

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Alix, Pascal	Roussillon, FR	18	66
Haroun, Yacine	Davis, US	36	252

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
7.5 Year Payment	$3600.00	$1800.00	$900.00	Apr 17, 2025
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Apr 17, 2029

Fee	Large entity fee	small entity fee	micro entity fee
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
October 17, 2017	US,9789464,B2   US9789464B2	GRANTED PATENT AS SECOND PUBLICATION
September 10, 2015	US,20150251154,A1   US20150251154A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 9789464

Exchange column contactor consisting of random packing compartments

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