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Reel/Frame:010441/0315   Pages: 10
Recorded: 12/02/1999
Conveyance: CORRECTIVE ASSIGNMENT TO ADD CONVEYING PARTY THAT WAS PREVIOUSLY RECORDED ON REEL 9775, FRAME 0206.
Total properties: 1
1
Patent #:
Issue Dt:
07/17/2001
Application #:
09237086
Filing Dt:
01/25/1999
Title:
ROTARY-TYPE EARTH BORING DRILL BIT, MODULAR BEARING PADS THEREFOR AND METHODS
Assignors
1
Exec Dt:
01/06/1999
2
Exec Dt:
01/04/1999
3
Exec Dt:
01/05/1999
4
Exec Dt:
01/08/1999
5
Exec Dt:
01/04/1999
Assignee
1
3900 ESSEX LANE
HOUSTON, TEXAS 77027
Correspondence name and address
TRASK, BRITT & ROSSA BRICK G. POWER
BRICK G. POWER
P.O. BOX 2550
SALT LAKE CITY, UT 84110-2550

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