U.S. federal trademark · Serial No. 86235787 · Reg. No. 4800567
Oil and gas well completion power tools, namely, sleeves designed to allow for injection into formation; Oil well equipment, namely, swellable downhole packers for use in controlling the flow and movement of fluids; Oil and gas well fracturing power tools, namely, packers for controlling pressure or fluids downhole for zone isolation and one or more fluid control valves; Oil and gas drilling, production, or well installation equipment, namely, packers for testing pressure integrity of downhole or surface tools and equipment
[Metal casings used to stabilize the wellbore in oil and gas wells; Oil and gas well downhole equipment not being parts of machines, namely, manually operated metal ball valves for downhole fracing tools]
Oil and gas well equipment, namely, bridge plugs [and fracturing plugs] composed of plastic and synthetic rubber for controlling pressure or fluids downhole
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.