Patent Assignment
Reel/Frame 015506/0687
Assignment of Assignor's Interest
Recorded: 2003-10-29
Pages: 7
Assignors
TESSARI, ROBERT M.
Executed: 2003-09-08
WARREN, TOMMY W.
Executed: 2003-10-24
ANGMAN, PER G.
Executed: 2003-10-27
SLACK, MAURICE WILLIAM
Executed: 2003-10-08
Assignee
TESCO CORPORATION
62-4-6A STREET SE, CALGARY, AB, T2H 2B7, CANADA
Covered Property
(1)
Borehole Stabilization While Drilling