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

Patent Owner(s)

• 3M INNOVATIVE PROPERTIES COMPANY

International Classification(s)

• B32B:LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Colburn, David J	South St. Paul, MN	5	120
Domroese, Michael K	Woodbury, MN	58	1130
Freemyer, Harold T	Woodbury, MN	3	130
Hester, Jonathan F	Hudson, WI	32	451
Kody, Robert S	Minneapolis, MN	16	648
Slama, David F	Grant, MN	50	951
Zenk, Peter B	Mpls., MN	1	101

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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
October 09, 2007	US,7279215,B2   US7279215B2	GRANTED PATENT AS SECOND PUBLICATION
June 09, 2005	US,20050123727,A1   US20050123727A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7279215

Membrane modules and integrated membrane cassettes

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