86775710
Oct 1, 2015
Nov 15, 2016
Active Trademark
Downhole tools for use in the construction, completion, treating and servicing of oil and gas wells, namely, ball valves, fluid circulation valves, packers, bridge plugs, sliding sleeves, anchors, baffles, baffle plates, float shoes, packer setting tools, perforation tools, tools for cleaning debris from the wellbore; Coiled tubing for oil and gas wells
MachineryOil and gas well services, namely, cementing services, fracturing services, namely, hydraulic fracturing of subsurface geologic formations to enhance well production, well stimulation services, namely, acidizing, hydraulic fracturing, and well workovers, sand and water control services, namely, gravel packing and chemical consolidation; oil well wirelining services; installation of oil and gas well casing and tubing, and perforating and completion services, namely, installation of cemented liner with perforations and cemented casing with perforations; maintenance services, repair of tools for fracturing and completion of oil and gas wells
Building Construction and RepairOil and gas well testing; engineering advisory information, engineering consultancy and support services, namely, technology consultation in the field of oil and gas well completions; testing of tools for fracturing and completion of oil and gas wells
Computer and Scientific