SECURE DRILLING
Mark Identification

SECURE DRILLING

Serial Number

76667396

Filing Date

Oct 13, 2006

Registration Date

Feb 19, 2008

Trademark by

SECURE DRILLING INTERNATIONAL LP

Classification Information

Automatic Feedback Control System for an Oil and Gas Well, namely, a closed-loop system comprised of computer software, computer hardware, rotating control heads, drilling chokes, pressure sensors, temperature sensors, flow meters, and mud pumps, which measures flow rates of drilling fluid into and out of the well and other parameters and controls a choke in an outlet conduit in order to control flow rate of the well and borehole pressure to provide pressure balance control of the well

Electrical and Scientific Apparatus