Mark Identification

THE CAP

Serial Number

78249077

Filing Date

May 13, 2003

Trademark by

HALLIBURTON ENERGY SERVICES INC.

Classification Information

Computer software used to provide analysis and data interpretation that allows the user to modify input total stresses, define various limits for strains, or rock strength and to determine formation strength and residual characteristics to optimize production pressure in oil and gas well drilling.

Electrical and Scientific Apparatus