Mark Identification

SLIM PHASE 4

Serial Number

75924357

Filing Date

Feb 22, 2000

Trademark by

HALLIBURTON ENERGY SERVICES INC.

Classification Information

Downhole electric tools featuring a sensor used in the drilling of oil and gas wells, namely, used to provide well formation resistivity, gamma ray and other well measurement data while drilling

Electrical and Scientific Apparatus

Providing data services to others for oil and gas well drilling, in the nature of providing information about well formation resistivity, gamma ray and other well measurement data while drilling

Computer and Scientific