Patent Assignment
Reel/Frame 023072/0139
Assignment of Assignor's Interest
Recorded: 2009-08-10
Pages: 3
Assignor
BITTAR, MICHAEL S.
Executed: 2008-01-11
Assignee
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD, INTELLECTUAL PROPERTY DEPARTMENT, HOUSTON, TEXAS, 77072
Covered Property
(1)
Em-Guided Drilling Relative to an Existing Borehole