Mark Identification
DRILLDOC
Serial Number
85158814
Filing Date
Oct 22, 2010
Registration Date
Jul 19, 2011
Trademark by
HALLIBURTON ENERGY SERVICES INC.
Active Trademark
Classification Information
Oil and gas well electronic tool, namely, a downhole optimization collar in the nature of electrical couplings used to provide real-time measurements using multiple sensors
Electrical and Scientific Apparatus