U.S. federal trademark · Serial No. 76610548 · Reg. No. 3031255
Chemical injection pumps used to inject chemicals into a line under pressure
[Metal flanges]
Liquid level indicators, liquid level control float switches, level switches, gas and liquid pressure regulators for use in the production of oil and gas, control valves for controlling oil and gas production processes, line blinds used to separate different fluids flowing through a common line at different times, lever operated valves, float levers, check valves, fuel gas shut-off valves, pressure relief valves for over pressure protection of vessels used in the oil and gas industry, meter leveling saddles, level glasses and pressure indicating plugs for flow lines and pressure vessels
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.