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

Patent Owner(s)

Patent Owner	Address
ALLTECH ASSOCIATES INC	MARYLAND US MARYLAND

International Classification(s)

• B01D:SEPARATION

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Genz, Oliver	Staufen i. Br., DE	12	125
Maier-Rosenkranz, Juergen	Tubingen, DE	1	9
Saar, Jochen	Frankenthal, DE	1	9

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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
June 25, 2013	US,8470173,B2   US8470173B2	GRANTED PATENT AS SECOND PUBLICATION
April 12, 2012	US,20120085462,A1   US20120085462A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8470173

Column packing apparatus and method of making and using the same

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