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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
06/19/1990
Application #:
07084563
Filing Dt:
08/12/1987
Inventors:
MARVIN W. JUSTUS, DAVID L. WATTS, ERNEST D. SHOWALTER
Title:
MOTOR CONTROLLER FOR PUMPING UNITS
Assignment: 1
Reel/Frame:
004758/0037Recorded: 08/12/1987Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
08/06/1987
Exec Dt:
08/10/1987
Exec Dt:
08/10/1987
Assignee:
4606 EAST 67TH, STE. 100
A CORP. OF DE
TULSA, OKLAHOMA 74137
Correspondent:
RICHARDS, HARRIS, MEDLOCK
& ANDREWS
4500 RENAISSANCE TOWER
1201 ELM STREET
DALLAS, TX 75270-2197
Assignment: 2
Reel/Frame:
006501/0745Recorded: 04/15/1993Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
03/05/1993
Assignee:
1105 SOUTH GRANDVIEW
ODESSA, TEXAS 79761-7138
Correspondent:
LOUIS J. HOFFMAN
13951 NORTH SCOTTSDALE ROAD, SUITE 222
SCOTTSDALE, ARIZONA 85254

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