Mark Identification

GEO-PILOT

Serial Number

75914842

Filing Date

Feb 10, 2000

Registration Date

Aug 27, 2002

Trademark by

HALLIBURTON ENERGY SERVICES INC.

Active Trademark

Classification Information

Well drilling services, namely use of downhole tools capable of steerable rotary drilling; and well drilling services, namely use of an information system capable of receiving and monitoring real-time at-bit measurements and tool status information at the surface and transmitting information to downhole tools

Building Construction and Repair