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Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry; unprocessed artificial resins, unprocessed plastics; manures; fire extinguishing compositions; tempering and soldering preparations; chemical substances for preserving foodstuffs; tanning substances; adhesives used in industry.
calibration, buffer, and electrolyte solutions for calibrating measuring and analyzing devices, except medical and veterinary devices
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Common metals and their alloys; metal building materials; transportable buildings of metal; materials of metal for railway tracks; non-electric cables and wires of common metal; ironmongery, small items of metal hardware; pipes and tubes of metal; safes; goods of common metal not included in other classes; ores.
metal manually operated check valves; metal manually operated air charger and tank drainer valves; ring shaped boiler and expansion tank fittings of metal for hot water heating systems each including separate air and water passages; automatic and manual metal air vent covers for hot water heating and cooling systems, metal pipe fittings for branch flow circuitry from a main pipe circuit; manually operated metal shutoff and throttling valves with flow measuring capabilities and tank fittings; manually operated metal flow control valves, pressure reducing valves, pressure relief valves, dual unit valves consisting of pressure reducing and pressure relief valves, water mixing valves, check valves pressure actuated to close and gravity actuated to open, valves for use with water heating coils arranged to reverse the flow through and backwash the coils when the faucet is opened, metal pipe fittings for hot water heating systems
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Machines and machine tools; motors and engines (except for land vehicles); machine coupling and transmission components (except for land vehicles); agricultural implements other than hand-operated; incubators for eggs.
pumps, namely, centrifugal pumps, positive displacement pumps, gear pumps, submersible pumps and pump motors, flexible impeller pumps, vane pumps, macerator pumps, bilge pumps, live well/aerator pumps, engine cooling pumps, oil drain pumps, diaphragm pumps, solids handling pumps, vacuum pumps, split case pumps, self-priming pumps, sludge pumps, process pumps, stock pumps, magnetic drive pumps, fire pumps, boiler feed pumps, peripheral pumps, drum pumps, close-coupled pumps, surface irrigation pumps, circulating pumps, booster pumps, machine pumps, airlift pumps, water pumps for pools, spas, whirlpools, wastewater treatment applications, heating, cooling, ventilation, and air conditioning applications, and general domestic, commercial, agricultural, marine, and industrial uses, and related parts, fittings, and accessories, namely, shafts for pumps, pump motor couplings, pump and pump motor bearings, pump seals, gaskets for pumps, pump lantern rings, pump impellers; submersible mixers for general dewatering, flood control, waste handling, sewage disposal systems and flow generation; blowers for marine vessels; steam and hydronic machine parts, namely, steam traps, float traps, bucket traps, temperature control traps, and thermostatic traps; venting, steam, water supply, and tempering valves as machine parts; pneumatic, temperature, and pressure pilots as machine parts; pressure and temperature regulators as machine parts; strainers and vacuum breakers as machine parts; and surface condensers; small commercial and residential pumping systems, namely, liquid pumps, piping, valves, pressure gauges, pressure switches, timers, relays and electrical switchgear, all mounted as a unit on a steel base, used for turf irrigation, providing variable flows of water at constant pressure; condensate units comprising - centrifugal pumps, steel receivers, float switches, control panels, water level gauges, thermometers, inlet strainers, butterfly valves, manual alternators, pressure gauges, all sold as a unit; oil coolers for cooling quenching oil; machines, namely, plow blenders for wastewater sludge treatment, and parts and structural components therefore; sanitary pumps for pumping food products, namely, flexible impeller, rotary lobe and air operated diaphragm type pumps all of which are used to pump food products including beverages and other liquefied food stuffs
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Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin-operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire-extinguishing apparatus.
microprocessor based pump controllers; flow meters, flow meter systems including a balancing valve for hvac fluid systems; safety controls and valves, namely, boiler water feeders to safeguard steam and hot water boilers against the hazards of low water conditions, automatic automotive feeder cut-off combination valves, automatic float operated valves, liquid flow switches, liquid level controls, low water cut-offs, make up water feeder to insure an adequate supply of water for boiler demand, pressure relief valves to safeguard steam and hot water boilers against the hazards of low water conditions, proportioning regulators, pump controllers sequencing blow down valves, and replacement head mechanisms for feeders, cut-offs and pump controllers; electrical switches, namely, flow switches, float operated switches and snap switches; instrumentation for monitoring and controlling water and wastewater treatment processes, namely, electronic, mechanical, and pneumatic control panels, controllers, transmitters, gauges, receivers, tables, samplers, regulators, rate set stations, indicators, turbidimeters, ph meters, consoles, consolettes, programmable logic controllers, programmers, power supplies, cables, computers, monitors, printers, electric valve actuators, data recorders, ultrasonic flow transmitters, autodialers, venturi flow elements, permutubes, insert tubes, flumes, and parts and components therefore all sold as a unit; electrical and optical measurement, measuring, signal and monitoring apparatus and instruments, namely, temperature indicators, acid hydrometers, barometers, measuring apparatus for temperature and humidity levels in gases and solid substances, vibration meters, sound level meters, gas detectors for detecting the presence of carbon monoxide, carbon dioxide, nitrogen, nitrogen oxide, and ethylene gases, voltmeters, resistance measuring instruments, frequency meters, accelerometers, ammeters, anemometer, apparatus for testing gas, liquids and solids, automatic fluid-composition control machines and instruments, barometers, calorimeters, concentration meters, densimeters, electric meters, flowmeters, food timers, gas sensors for measuring gas concentration, hygrometers, liquid analyzers, pressure recorders, pyrometers, salinometers, speedometers, temperature sensors, thermistors, viscosimeters, electric meters and timers for testing oil and fat quality; vacuum measurement instruments, namely, pressure gauges; built-in thermometers; electronic contact thermometers; thermostats; residual flue-gas analyzers; bar code readers; electrical energy utilization metering devices; data loggers for the storage of measurement data regarding physical and chemical properties and parameters; electronic measuring, signaling and testing devices, namely, ion selective electrodes; orp sensors for measuring a reducing or oxidizing strength of a solution; ionmeters; electronic sensor extension cords and holders; flow-through adapters; analyzers for measuring the content of chemical or biological material in water or waste water, and water filters for use therewith; field monitors for on-site monitoring and analyzing of bod, ph-value, amounts of oxygen and other chemical substrates in liquids; meters, monitors and sensors for measuring oxygen, temperature, ph range and conductivity; bod sensors for measuring the biological oxygen demand; sensors for determining soil respiration, biodegradation, biogas, determination, anaerobic degradation and microbiology; measurement devices for soil respiration rates; colony counters; photometers; turbidity meters; multiplexers; multiparameter meters for liquid, water and waste water analysis; stirrers, namely, an electrically actuated stirrer for stirring a liquid sample in a test container or having an actuated stirring mechanism coacting with an electromagnetic stirring element through the container wall; thermostating chambers, namely, electrically heated and/or cooled chambers to keep test samples at a desired temperature; electrical sensors; analyzers for nitrate, nitrite, ammonia, ammonium, phosphate, total phosphate and other chemicals comprised in water or waste and for a combined measurement of these parameters; software, printers, connecting cables and measuring stations for measuring devices for measuring bod, temperature, oxygen content and the content of chemical substrates in liquids, especially water and waste water; adapters for connecting sensors to cables and measuring devices; meters, measuring apparatus, instruments and appliances, namely, ph-meters, conductivity meters, dissolved oxygen meters, redox meters, photometers, spectrophotometers, and multi-parameter meters, namely, combined ph, ion selective electrode (ise), conductivity and dissolved oxygen (d.o.), oxidation reduction potential (orp), and t meters; photometer accessories sold as a unit with photometers, namely, curettes, vials, optical filters, halogen lamps, paper rolls, cables, cell holders, temperature sensors, stirrers, printers, deuterium lamps, automatic cell changers, sippers, filter sets, thermopacks, quartz cells, flowthrough cells, cylindrical cells and micro cells, glass cells, flowthrough cells, cylindrical cells and micro cells; titrators, piston burettes, sample changers, namely, sample containers for laboratory testing; stirrers for laboratory use, titration vessels, titration tips, titration electrodes, volumetric karl-fisher titrators, coulometric karl-fisher titrators; instruments for quantitative analytical chemistry, namely, water distillers, titrators, piston burettes, sample changers, stirrers, titration vessels, titration tips, titration electrodes, volumetric karl-fisher titrators; coulometric karl-fisher titrators; instruments for quantitative analytical chemistry, namely, physical or chemical sensor system for the detection of concentrations of ions and substances in liquids; software for titration which calculates concentrations, storing of titration parameters and maintains a database of titration results and parameters; software for viscosity measuring apparatus, namely, software for controlling of viscosity measuring instruments, calculation of viscosities, storing of measuring parameters and providing a database of measuring results and parameters; software for photometry measuring methods, namely, software for controlling of spectrophotometers, calculation of concentrations, storing of measuring parameters, and providing a database of measuring results and parameters; laboratory apparatus, instruments, and appliances not already listed, namely, ph electrodes, oxygen electrodes, orp electrodes, conductivity electrodes, laboratory electrodes, temperature sensors; connection cables for use in connection with electrodes; automatic viscosity measurement systems, namely, electronic time-measuring units to determine viscosity; thermostats, viscometers, hotplates for use in laboratories, laboratory stirrers; laboratory measuring instruments, titrators, namely, piston burettes metering system combined with a ph-meter for electrical regulation, and titration vessels in the nature of flasks as parts of titrators; electrical or electronically controlled titration automats, namely, physical or chemical sensor system for the detection of concentrations of ions and substances in liquids; flow and level instrumentation for the monitoring and control of fluids-namely, differential pressure units, recorders, indicators, switches, controllers, transmitters, meters, densitometers, computers, sealed sensor systems consisting of assemblies, tubing and differential pressure units and analyzers; boiler pressure controls; pressure relief valves for boilers, water tanks and heaters; float actuated electrical switches, flow switches for making or breaking an electrical circuit; liquid level controls used to guard against low or high levels; time delay relays; solar powered pump system for pumping water, comprised of a solar panel for production of electricity, non-metal garden stake for securing the solar panel, rechargeable battery, submersible pump, pump controller, and plastic intake hose sold as a unit; pump monitoring gauges
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Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes.
accumulator tanks for marine vessels, namely, drainage water treatment tanks; waste water purification units; heat exchangers for general use; special purpose heat exchangers namely, tankless water heaters, heat exchangers for heating water with steam or hot water, hot water storage tank with built in heating coil, water heater for insertion within fluid heating space of a boiler, water heater of the tankless type arranged to trap air in the casing thereof when connected to a closed hot water heating system, converters for transferring heat from steam to water, namely, water heaters, aftercoolers for air and gases, namely, evaporative air coolers, air vents, namely, direct vents for gas appliances, quench tank; self-contained packages, namely, coolers namely, heat exchangers, expansion tanks, pumps, temperature air separation devices and electrical controls sold as a unit; fuel oil preheaters; disinfection, decontamination and/or degermination units to neutralize and/or separate harmful substances from liquids, namely, sewage, industrial or other waters, and gases namely, air, and soil, by means of chemical/physical treatment, combined uv light and ozone treatment and/or uv radiation treatment; ozone generators that kill mold and mildew; units to irradiate flowing liquids with uv light; water filters and waste water purification installations for the treatment, purification, filtration and supply of water and for the treatment of waste water, effluent and sewage; equipment for filtering municipal, commercial or industrial water and wastewater, namely, plastic filter underdrain blocks, clay filter underdrain blocks, porous plates for supporting media in filters, filter media, gravel for supporting filter media in filters, piping, agitators, supports and stabilizers for piping and agitators, wash troughs, nozzles, effluent troughs, weirs and baffles, weir pans, gates and guides for controlling water flow, valves, specialty filters, pilot filter equipment, blowers and compressors for supplying backwash air to filters, carriage filters, with or without skimmers all sold as a unit; sludge collection equipment for wastewater treatment, namely, floating siphon sludge collectors, skimmers and scum troughs sold as a unit; equipment for the treatment of wastewater, namely, aeration diffusers, diffuser piping, clarifiers, complete activated sludge processing plants, and structural parts therefore sold as a unit; wastewater treatment and disposal plants in the nature of activated sludge plants, and structural parts therefor for the treatment of liquid and solid contaminants included in municipal and industrial waste water; lights for marine vessels, namely, search lights, flood lights and docking lights
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Advertising; business management; business administration; office functions
charitable services, namely, promoting public awareness about global water resources, sanitation, sustainability efforts, and related philanthropies
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Insurance; financial affairs; monetary affairs; real estate affairs
philanthropic services concerning monetary donations
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Building construction; repair; installation services
installation and repair of instrumentation used by others to monitor and control water and wastewater treatment processes, installation and repair of water and wastewater treatment equipment used by others; installation, repair and maintenance of electronic measuring apparatus, instruments and appliances used for laboratory testing and measurement
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Scientific and technological services and research and design relating thereto; industrial analysis and research services; design and development of computer hardware and software
instrumentation testing and design services for others, pilot filter testing services for others, and water and wastewater treatment equipment testing and design services for others; computer programming for others; installation and maintenance of computer software; engineering services; consultation and research in the field of physics; scientific research; technology research in the field of measurement engineering, programming, sensor engineering, computer hardware, and transmitter engineering; technological consultation in the aforementioned fields; technical and scientific surveying; providing project planning services in the field of information and communications networks; product development for others; calibration of measuring instruments; performance testing on measuring instruments; certifications, namely, testing, analysis and evaluation of goods and services of others for the purpose of certification; industrial analysis and research services for chemical analytics; design and development of computer hardware and software for chemical analytics; installation, repair and maintenance of software