U.S. federal trademark · Serial No. 79021508 · Reg. No. 3228135
Manually operated plug valves of metal, other than parts of machines; manually operated ball valves of metal, other than parts of machines; manually operated metal valves, other than parts of machines; manually operated water-pipe valves of metal; metallic drain traps and manually operated valves of metal; manually operated valves of metal, metal pulleys and springs, other than parts of machines; manually operated metal tank bottom valves being valves for draining in particular the bottoms of tanks; manually operated primarily metal sleeve valves being plug valves with a polytetrafouroethylene sleeve to prevent the friction between metals
Pressure indicator plugs for valves; vacuum electron tubes for radio; automatic amplifying valves; solenoid valves being electromagnetic switches; electric valve actuators; electronic valves for controlling gas or fluids; control valves for regulating the flow of gases and liquids; automatic regulator and reducing valves for the regulation and control of the passage of the flow of gases and liquids through flaps placed on the plug; sight glasses control valves being inspection hole valves allowing the control of gases or liquids through a porthole of the passage of the flow; automatic valves
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.