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

Patent Owner(s)

Patent Owner	Address
L'AIR LIQUIDE SOCIETE ANONYME A'DIRECTOIRE ET CONSEIL DE SURVEILLANCE POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE	75 QUAI D'ORSAY 75321 PARIS CEDEX 07

International Classification(s)

• F25J:LIQUEFACTION, SOLIDIFICATION, OR SEPARATION OF GAS....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Bourhis, Yves	Westmont, IL	6	134
Burgener, David	Elmhurst, IL	6	42
Fisher, Steven A	Lyons, IL	23	120
Schreiber, John E	League City, TX	4	7
Smith, Mike F	Danville, CA	2	5
Steiner, Edward F	Lombard, IL	19	148
Sundaram, Meenakshl V S	Burr Ridge, IL	1	1
Yuan, James T C	Naperville, IL	13	113

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date

Fee	Large entity fee	small entity fee	micro entity fee
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
February 13, 2007	US,7174744,B2   US7174744B2	GRANTED PATENT AS SECOND PUBLICATION
May 20, 2004	US,20040093895,A1   US20040093895A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7174744

Method of improving the biocidal efficacy of dry ice

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