Filed June 6, 2006

Serial No. 78900891

Registered April 24, 2007

Registration No. 3,233,093

Class Computer software for spatial creation and analysis of subsurface vertical and directional drilling data, including the design, visualization, reporting, collision avoidance, error analysis, and database management of well locations, especially directionally drilled holes; additional capabilities include the incorporation of different survey tools, positional uncertainty models, supporting well information, geologic and seismic models and data; instructional books and manuals sold as a unit therewith; 021; 023; 026; 036; 038

Case Type Trademark