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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
NONE
Issue Dt:
Application #:
13086247
Filing Dt:
04/13/2011
Publication #:
Pub Dt:
12/22/2011
Inventors:
Carl R. Hassler, John L. Burba III, Charles F. Whitehead, Joseph Lupo et al
Title:
METHODS AND DEVICES FOR ENHANCING CONTAMINANT REMOVAL BY RARE EARTHS
Assignment: 1
Reel/Frame:
026861/0252Recorded: 09/06/2011Pages: 7
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
09/01/2011
Exec Dt:
08/02/2011
Exec Dt:
08/02/2011
Exec Dt:
09/02/2011
Exec Dt:
08/23/2011
Assignee:
5619 DENVER TECH CENTER PARKWAY
GREENWOOD VILLAGE, COLORADO 80111
Correspondent:
DOUGLAS W. SWARTZ/SHERIDAN ROSS P.C.
1560 BROADWAY
SUITE 1200
DENVER, CO 80202-5141
Assignment: 2
Reel/Frame:
028355/0440Recorded: 06/11/2012Pages: 17
Conveyance:
SECURITY AGREEMENT
Assignor:
Exec Dt:
06/11/2012
Assignee:
230 WEST MONROE STREET
SUITE 2900
CHICAGO, ILLINOIS 60606
Correspondent:
THOMAS FAHEY
1100 G STREET NW, SUITE 420
NATIONAL CORPORATE RESEARCH, LTD.
WASHINGTON, DC 20005

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