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Patent Assignment Details
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Reel/Frame:019303/0388   Pages: 4
Recorded: 05/15/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Total properties: 1
1
Patent #:
Issue Dt:
12/21/2010
Application #:
11387551
Filing Dt:
03/23/2006
Publication #:
Pub Dt:
10/19/2006
Title:
HOLLOW ELEMENT FOR THE SUPPORT OF A FILTER MEDIUM INCLUDING SUPPORT MEANS IN THE FORM OF SPIRAL PORTIONS WITH A SUBSTANTIALLY CONSTANT SLOPE, AND A CORRESPONDING FILTER ASSEMBLY
Assignors
1
Exec Dt:
04/23/2007
2
Exec Dt:
04/23/2007
3
Exec Dt:
04/23/2007
Assignee
1
1400-73RD AVENUE NE
MINNEAPOLIS, MINNESOTA 55432
Correspondence name and address
JOHN H. ALLIE
KRIEG DEVAULT, LLP
ONE INDIANA SQUARE, SUITE 2800
INDIANAPOLIS, INDIANA 46204

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