Mark Identification
STONE WALL
Serial Number
86570146
Filing Date
Mar 19, 2015
Registration Date
Sep 22, 2015
Trademark by
Active Trademark
Classification Information
oil and gas well downhole equipment and service tools, namely, machines used in well isolation in the nature of well packers or bridge plugs to allow for isolation of the flow of fluids to or from geologic well formations or to allow for interval well formation stimulation
Machinery