DOVER ARTIFICIAL LIFT Trademark

Automatic control valves and liquid level controllers; electric liquid level switches; automatic pressure control machines; temperature controllers for monitoring, controlling, and switching hydraulic or pneumatic systems; pressure relief valves for rail cars and fixed tanks; site flow indicators; pressure control and measuring equipment, namely, pressure isolation rings; level indicators, level switches for monitoring and controlling liquids, and level gauges; vacuum breaker, namely, a pressure relief valve for rail cars and fixed tanks; electronic controls used in liquid handling, liquid handling equipment, and vapor recovery equipment; electric adapters and plugs; automatic valves; automatic gasoline dispensing nozzles not being parts of engines or machines and parts therefor, namely, swivels and breakaways; industrial control valves and electric actuators therefor for use in controlling discharge of materials from truck trailer tanks; automatic valves and control valves for regulating the flow of gases and liquids; automatic liquid level gauges, liquid level controls and liquid level alarms, all for tanks cars, trucks, barges and stationary and intermodal tanks; electronic measuring, reference and calibration apparatus and instruments for use in sensing and measuring pressure and temperature, namely, quartz pressure transducers and accessories, namely, interfaces for transducers, isolator modules, sealing cones, resonators, and temperature sensor crystals; computer monitors and flat panel display screens; electronic components for industrial machinery, namely, indicators for use in monitoring load capacity of industrial machinery; electronic capacity indicators for industrial machinery and the percentage of that capacity being used; machine operator aids and warning systems primarily comprised of emergency warning lights, electronic warning bells, mounted video display monitors; electrical, electronic, and radio-controlled switches, sensors and computerized controls for crane systems; electrical, electronic, and radio-controlled devices for signaling, monitoring and metering for crane systems, namely, load cells, angle indicators, angle transmitters, load indicators, display panels, liquid crystal displays, tensiometers, rotation indicators, anti two-block systems consisting of electric sensors, remote transmitters and receivers, sound alarms, motion cut relays, motion cut valves and switches, anti two-block alarms, radio signal receivers, boom head transmitting radios, motion cut valves, and electrical, electronic, and radio-operated alarms

Machine parts in the nature of integral components to heat and maintain temperature in piping systems, namely, metal steam jacketing, vapor recovery fittings, namely, plates, cones and plugs, suction line strainers, all the above goods being made of metal; machinery components used for lifting, hoisting, drilling and moving large pieces of machinery and equipment, namely, hydraulic motors, brakes, winches, speed reducers and multi-disk wet brakes; fabricated and specialty planetary gear components for machines used in the utility, towing and recovering, military, construction, marine, petroleum, railroad, mining, timber, crane and truck equipment market segments, namely, combination winch and bumpers, fairleads, and highway guardrail post drivers; machine parts, namely, gear reducers; winches and structural parts therefor; gearboxes for land construction equipment other than for land vehicles; polycrystalline diamond machine tools for use in drilling, cutting, and machining, namely, diamond cutters and diamond compacting machines; bearings, as parts of machines; machine parts, namely, bearing housings, bearing inserts, bushings; pressure relief valves, check valves and loading and unloading valves, being parts of machines, all composed of metal, for tank cars, trucks, barges and stationary and intermodal tanks; machine parts, namely, lift assisters for manway covers; metal valve caps for machines; pneumatic liquid level switches

Metal goods, namely, metal flanges, metal pipe couplings and joints, metal swivel joints, metal valves not being parts of machines; metal pipe fittings, metal pipes and connectors; metal manually operated check valves and butterfly valves, not being parts of machines; bottom loader assemblies, namely, metal pipes that connect a movable tank to a fixed storage tank or similar to allow for the transfer of fluids; tank car loading and unloading connections, namely, metal pipes and couplings; metal piping systems for transfer of chemicals comprising swivel joints, pipes, tubes, elbows, flanges, fluid couplings; loading and unloading fluid piping systems of metal comprising swivel joints, pipes, tubes, elbows, flanges, fluid couplings; metal slide sleeve loading arms; metal swivel hose connectors; metal drop tubes not being equipment for treating groundwater and soil; metal dust caps used as a component part of metal piping systems; metal ventilating ducts; non-automatic gasoline dispensing nozzles and parts therefor, namely, swivels and breakaways; high and low pressure and temperature metal sealing couplings and connectors; metal pipes, metal plugs and chains

Design and development of loading and coupling systems for loading and unloading of all types of critical hazardous fluids and hazardous bulk products; design and engineering of high-quality components used for clean energy fueling applications, such as CNG (compressed natural gas), Hydrogen and LPG (liquefied petroleum gas) on vehicles and dispensing systems; design of above ground fueling products and systems, namely, conventional, vacuum-assist, balance vapor recovery and manual dispensing nozzles, breakaways, hose swivels, and swivel breakaways; design of a wide array of below ground fueling products and systems, namely, integrated underground fuel transfer and containment systems, flexible coaxial primary pipe and fittings, tank and dispenser sumps and pans, remote fill sumps, special application sumps, quick connect dispenser sumps, spill containers, monitoring and fill pipe connection equipment, overfill prevention valves and emergency shut-off valves; design of automated fuel control systems and tank gauges