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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
NONE
Issue Dt:
Application #:
12253681
Filing Dt:
10/17/2008
Publication #:
Pub Dt:
05/07/2009
Inventors:
Brett Allen Wilson, Rudolph A. Olson III, Walter G. Luscher, John R. Hellmann et al
Title:
METHOD FOR PRODUCING PROPPANT USING A DOPANT
Assignment: 1
Reel/Frame:
022739/0839Recorded: 05/27/2009Pages: 6
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
11/13/2008
Exec Dt:
11/15/2008
Assignee:
6565 MACARTHUR BLVD., SUITE 1050
IRVING, TEXAS 75039
Correspondent:
KRISTIN C. TIMMER
HAYNES AND BOONE, LLP
2323 VICTORY AVE., SUITE 700
DALLAS, TX 75219
Assignment: 2
Reel/Frame:
027629/0542Recorded: 01/31/2012Pages: 7
Conveyance:
TO CORRECT THE APPLICATION NUMBER 12/235,681, PREVIOUSLY RECORDED AT REEL 022739 FRAME 0839.
Assignors:
Exec Dt:
11/13/2008
Exec Dt:
11/15/2008
Assignee:
6565 MACARTHUR BLVD., SUITE 1050
IRVING, TEXAS 75039
Correspondent:
RANDALL C. BROWN
HAYNES AND BOONE, LLP
2323 VICTORY AVENUE, SUITE 700
DALLAS, TEXAS 75219
Assignment: 3
Reel/Frame:
022739/0905Recorded: 05/27/2009Pages: 8
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
12/12/2008
Exec Dt:
12/12/2008
Exec Dt:
12/12/2008
Assignee:
304 OLD MAIN
UNIVERSITY PARK, PENNSYLVANIA 16802
Correspondent:
KRISTIN C. TIMMER
HAYNES AND BOONE, LLP
2323 VICTORY AVE., SUITE 700
DALLAS, TX 75219

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