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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
03/31/2009
Application #:
11099940
Filing Dt:
04/06/2005
Publication #:
Pub Dt:
12/29/2005
Inventors:
Stanley A. Patterson, David R. Spedden, Anthony F. Harding, David Kennedy
Title:
COLUMN FLOTATION CELL FOR ENHANCED RECOVERY OF MINERALS SUCH AS PHOSPHATES BY FROTH FLOTATION
Assignment: 1
Reel/Frame:
016100/0900Recorded: 04/19/2005Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
03/29/2005
Exec Dt:
03/29/2005
Exec Dt:
03/29/2005
Exec Dt:
03/29/2005
Assignee:
3033 CAMPUS DRIVE, SUITE E490
PLYMOUTH, MINNESOTA 55441
Correspondent:
MICHAEL A. BONDI
PATTERSON THUENTE, SKAAR ETAL.
4800 IDS CENTER
80 SOUTH 8TH STREET
MINNEAPOLIS, MINNESOTA 55402-2100
Assignment: 2
Reel/Frame:
032227/0141Recorded: 02/17/2014Pages: 7
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
05/24/2011
Assignee:
3033 CAMPUS DRIVE, SUITE E490
PLYMOUTH, MINNESOTA 55441
Correspondent:
DAIDRE L. BURGESS
80 SOUTH 8TH STREET
4800 IDS CENTER
MINNEAPOLIS, MN 55402
Assignment: 3
Reel/Frame:
035982/0959Recorded: 07/06/2015Pages: 5
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
06/29/2015
Assignee:
3033 CAMPUS DRIVE, SUITE E490
PLYMOUTH, MINNESOTA 55441
Correspondent:
DAIDRE L. BURGESS
80 SOUTH 8TH STREET
4800 IDS CENTER
MINNEAPOLIS, MN 55402

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