U.S. federal trademark · Serial No. 74102741 · Reg. No. 1161169
manually operated shut-off valves made of plastic
manually operated shut-off valves made of metal
automatic shut-off valves, electric switches, electrical relays, electrical time switches, electronic controllers and program controllers, electrical control panels, switchboards and feeder cable pillars, analyzers and laboratory filters, laboratory filter presses, laboratory membrane filter presses and laboratory high pressure filters, all for use in the waste water treatment field
architect and civil engineering services; namely, the preparation of construction drawings and technical and economic projecting in the field of waste treatment and sewage treatment
belt filter presses, dryers for sewage sludge, sludge thickeners, sludge conveyors, scraper conveyors, waste water pumps, sludge pumps, filter presses, filter press plates and frames, pre-manufactured filter cake bunkers and conveyors
combustion furnaces and incinerators for the combustion and incineration of sewage sludge
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.