About 163 Trademarks found that are owned by Donaldson Company Inc.

Adsorption filter elements in the nature of oil separators for removing hydration oil vapors and odors used for a variety of applications, namely, chemical, petrochemical, pharmaceutical, breathing air supply, pre-filtration of sterile air, fillings machines, packaging machines, foods, beverages and instrumentation and control air; Air cleaners for internal combustion engines; Air cleaning filters for motors and engines ; Air filters for airplane and helicopter motors and engines; Air filters for motors and engines, and replacement parts therefor; Air intake caps and hoods for air filters for internal combustion engines; Air intake filters for stationary gas turbine engines; Air intake systems, namely, air cleaners and filters for cleaning air for engines; Air particle separators; Filters and purifiers for machines, namely, airborne molecular contaminant filtration cabinets made of metal with filter inserts for use in the semiconductor industry; Aircraft gyro filters in the nature of aircraft engine parts; Air-oil separators; Air-oil separators having a coalescing element followed by an inertial separator; Bag filters for dust collection in the nature of machine components for dust collecting machines; Blower systems for lithography motors, comprised of cabinets, filters, and carbon, sold as a unit; Carbon filters for lithography motors, comprised of cabinets, filters, and carbon, sold as a unit; Carbon vapor filters for compressed air and gas applications, namely filters for motors and engines; Cartridge elements in the nature of filters made of polypropylene, polyether sulfone, and PTFE being parts of liquid process filtration machines for the filtration of dairy, mineral water, soft drink, beer, and wine; Cartridge filters for dust collection machines for use in industrial and manufacturing operations; Internal combustion and gas turbine engine parts, namely, centrifugal pre-cleaners and air cleaners for internal combustion engines and gas turbine engines; Centrifugal separators for removing particles from liquids in continuous flow; Chemical filters for factories, namely, filters being parts of milk and beverage filtering machines; Clean diesel carts in the nature of portable machines for filtration, flushing, and fluid transfer of diesel in bulk fluid storage applications; Clean diesel kits for bulk fluid storage applications comprised of frame, pumps for machines, and fuel filters, sold as a unit; Compressed air filters in the nature of parts for compressed-air machines; Connectors for exhausts, namely, as part of vehicle exhaust system; Depth filters in the nature of air filters for mechanical purposes for use in the removal of water, oil aerosols, and solid particles from compressed air and gases in the chemical, petrochemical, pharmaceutical, plastics, paints, machine fabrication, food, beverage, and instrumentation and control industries; Diesel and lube filters for motors and engines; Diesel engine coolant filters; Diesel engine non-chemical filters; Diesel engine pulse cleaner, namely, compressed air machines for pulse-jet cleaning; Diesel exhaust filter namely, particulate air filters for exhaust systems for internal combustion engines; Diesel fuel cleaner carts in the nature of portable fuel cleaning machines; Diesel fuel cleaners, namely, filter elements for fuel filters; Diesel muffler to reduce emissions; Diesel thermal regenerator to remove ash; Ductwork in the nature of ducted fans for motors and engines for dust collection; Dust collector machines for industrial applications; Dust removing installations for cleaning purposes; Dust unloader valves for centrifugal air cleaners, centrifugal type coolant clarifying units for grinding machines, namely, machines for grinding, buffing and polishing cleans the surfaces preparation for painting, welding, or other operations; Ejector check valves as machine components that prevent exhaust backflow; Engine Air inlet filtration; Engine lubricant filters; Exhaust filtration for compressors for vehicle exhaust system; Exhaust stack caps in the nature of metal caps for moisture protector used on vertically mounted mufflers or stack pipes as part of vehicle exhaust systems; Filter bags for dust collecting machines for manufacturing plants; Filter dryer, namely, component for filtering machine for chemical processing; Filter elements for fuel filters; Filters for machines used in the processed food and beverage industry; Filters for machines used in the chemical, pharmaceutical, cosmetic and electronics industry; Filter heads in the nature of components for machines; Filter housings in the nature of components for filtering machines for use in the purification and sterile filtration of liquids in the food, beverage, chemical, pharmaceutical, and coatings industries; Filter indicators for measuring pressure, temperature; Filter manifolds in the nature of automotive filter manifolds; Filter panels in the nature of oil filters for mechanical purposes for transferring and filtering new oil, cleaning stored oil, offline filtration and water removal; Exhaust system filtering sensors comprised of vents with LED bulbs being parts of internal combustion engines; Filter silencers for machines; Filter switches, namely, pressure switches as parts of machines; Filters for agricultural machines; Filters for cleaning cooling air, for engines; Flame retardant filters for filtering combustible contaminants; Fluid analysis kits for use in bulk fluid storage applications, comprised of hose assemblies and adapters, sold as a unit; Fluid cleaner devices, namely, centrifugal separators; Fuel filters; Fuel tank inerting filtering systems for aircrafts for use in reducing oxygen in the fuel tank to prevent combustion; Gas turbine engine cartridge filters not for land vehicles; Gas turbine engine hydraulic filters not for land vehicles; Gas turbine engine pre-filters not for land vehicles; Gas turbine engine self-cleaning air filter not for land vehicles; Filters in factories for filtration of gas-phase chemicals being parts of semiconductor manufacturing machines; Grab handles in the nature of pipe-handling machinery for mufflers and pipe guards; High pressure filters for vehicle motors and engines; Hydraulic breathers as machine components; Hydraulic diffusion pumps; Hydraulic intake filter manifolds for tanks and other armored vehicles; Filters being part of hydraulic machines; Hydraulic manifold for valves in the nature of machine parts; Hydraulic strainers being in the nature of machine parts; Inclined fan for dust collection, namely, fans for manufacturing apparatus; Industrial machinery, namely, vacuum pumps, vacuum air induction systems, vacuum engines, vacuum compressors, and vacuum blowers; Vacuum system monitors as parts of industrial machinery and equipment, namely, sensors and filters for compressed air machines; Inlet cooling in the nature of air intake filters for gas turbine engines; Inlet hoods to eliminate water from air intake systems in the nature of machine parts; Inlet moisture removal apparatus in the nature of air intake filters for gas turbine engines; Liquid filter housings in the nature of components for filtering machines for use in the purification and sterile filtration of liquids in the food, beverage, chemical, pharmaceutical, and coatings industries; Filters being parts of filtering machines for fuel and hydraulic fluids; Parts for compressed-air tools, namely, liquid filters for compressors; Lubricant filters for motors and engines; Manifold filters for motors and engines; Manifold flange for vehicle motor exhaust; Manifold tube for vehicle motor exhaust; Mechanical dust collecting and dust separating machines of an industrial nature for use in manufacturing processes; Metal filters for filtering machines for chemical processing to capture contaminants in the nature of particles, abraded valves and seals, and rust, for use in the food, beverage, chemical, pharmaceutical, and cosmetic industries; Metal filters for filtering machines for chemical processing for use in filtering steam, gases, and liquids; Metal filters for filtering machines for chemical processing used for the sanitary filtration of compressed air, process air, technical gases, and vent applications; Mist collectors in the nature of machine parts for metalworking machines, namely, polishing machines for use in grinding, buffing and polishing; Metal mist collectors in the nature of parts for machines used in wet machining with oil-based, synthetic, semi-synthetic, and water-soluble coolants; Moisture eliminators for engines and vehicles; Motor starters for a dust collector; Muffler guards and clamps as part of vehicle exhaust systems; Mufflers and silencers for internal combustion engines; Mufflers for motors and engines; Oil filters; Oil water separators for pneumatic controls being part of machines; Panel filters for dust collecting machines; Panel filters for solar panels used in connection with gas turbine engines; Particulate, coalescing, and carbon filter elements being parts for compressed air machines and natural gas processing machine; Pipe hangers, namely, mounting hangers adapted for exhaust systems for internal combustion engines; Pleated bag filters for dust collecting machines; Pleated stainless steel filters for filtering machines for chemical processing for use in filtering steam, gases, and liquids; Porous media air filters and pre-screeners for gas turbine engines and internal combustion engines; Pre-filter panels and wraps for use with gas turbines, not for land vehicles; Pre-separator for spark reduction as part of laser and plasma cutting machines; Process, ozone, and toner filters for printers for production printing applications; Radar cooling systems for aircrafts in the nature of internal cooling fans for radar apparatus; Rotary airlocks for dust collection; Rotary valves that transfer dust, integrated into a dust collector system to automatically and continuously transfer dust from the hopper to the conveying system or collection container; Silencers for gas turbine engines; Silencers for electric generators; Silencers for motors and engines; Silicone charge air connectors in the nature of vehicle engine parts to ease connections in engine and vehicle air intake systems; Spark arrestors for internal combustion engines, centrifugal pre-cleaners, and air cleaners, all for internal combustion engines and gas turbine engines; Spark arrestors for use in engines; Spin-on air-oil separator; Exhaust stack pipes that keep exhaust smoke from damaging bodies of land vehicles; Parts for compressed-air tools, namely, steam filters for compressed air and gas applications; Parts for compressed-air tools, namely, steam trap and condensate drains for compressed air and gas applications; Storage tank breathers to protect against airborne moisture and particulate contamination, namely, vehicle engine parts; Systems to monitor bulk fuel filtration systems, namely, parts for fuel filters for engines; Machine parts, namely, thermally reactive advanced protection breathers for stripping moisture vapor in bulk fluid storage applications; Transmission filters in the nature of air filters for engines and motors; Filters and filter housings being internal combustion engines land vehicle parts; Weld fume extraction arm in the nature of tubing made of polymers to capture dust, fume and smoke; Dust separators for use in manufacturing processes; Industrial dust collectors in the nature of dust collecting machines for chemical processing having replaceable filters, and replaceable filters therefor; Static air filtration systems for use with gas turbine engines; Turbine engine filters for oil production and gas pipelines; Self-cleaning filter for turbines, namely, filtration of air intake for gas turbine engines

In-line filter housings made of stainless steel used for sanitary filtration of air, gases, and steam; Metal clamps for exhaust joint connection; Metal process liquid housings for filtering compressed air and gas applications; Stainless steel filter housings for use with depth filter cartridges used to purify oxygen, argon, helium, nitrogen and other; Stainless steel steam filter housings for non-sanitary, industrial grade filtration of steam; Stainless steel steam filter housings for sanitary applications; Steam filter housings made of stainless steel used for filtration of air, gases, and steam; Non-adhesive protective vent covers made of metal to protect devices from particles, water, oils, and other liquids; Protective metal vent assemblies for protection from particles, water, oils, and liquids while allowing pressure equalization in enclosures; Protective metal vent covers for CPV modules, junction boxes, lighting, and string combiner boxes; Compressed air and gas housings, namely, containers of metal for compressed gas or liquid air; Tank vent filter housings being containers made of stainless steel for use on stationary or mobile tanks that require sanitary filtration of ambient air entering the void space, and no restriction of air aspiration in either flow direction for storage containers

Microglass filter media for removing particulates from hydraulic fluid; Gas-phase chemical preparations in the nature of filtering material in factories for filtration during semiconductor manufacturing

Vehicle parts, namely, power steering filters; Protective vents for automotive electronics; Protective vents for automotive fluid reservoirs; Protective vents for automotive powertrain; Air-oil separators having a coalescing element followed by an internal separator for use in land vehicles, namely, fluid separation apparatus for separation of gas from liquid in a land vehicle; Clean diesel carts in the nature of carts for transporting diesel for off-line filtration, flushing, and fluid transfer in the process of bulk fluid storage applications

Air filtering installations for buildings and factories primarily consisting of self-cleaning filter cartridge collectors; Air filtering installations for buildings and factories, primarily comprising self-cleaning filter cartridge collectors; Air filtering units; Air filters for heating, ventilating, and air conditioning systems for residential and commercial building applications; Air filters for industrial air and liquid handling equipment, namely, plant HVAC, dust collectors, air handling containment systems, turbine intakes, compressed air and gas systems, industrial air and gas compressors, industrial hydraulic systems, and industrial process liquids; Air filters for industrial installations; Air filters for use in commercial and industrial filter units; Air filtration for environmental applications, namely, industrial air filter machines; Air vent filter to remove moisture and particles from air entering hydraulic power systems; Air-oil separators having a coalescing element followed by an internal separator for use in industrial applications, namely, fluid separation apparatus for separation of gas from liquid in a chemical or oil refinery; Chemical vapor filters containing carbon for use in industrial gas filtration, namely, industrial air filter machines; Compact dust filters for venting small volumes of dust-laden air on bins, hoppers and vessels on industrial and commercial conveying and material handling systems, namely, purification units and replacement cartridges and filters thereof; HEPA filters for industrial use; Compressed air dryers for industrial and commercial use, namely, dryers for the removal of water vapor from compressed air and gases; Dryers and filters used for the removal of solid, liquid and vapor contaminants from compressed air and gases; Dust collectors for use in manufacturing processes, namely, dust collectors containing filter cartridges for industrial dust collection systems; Dust filters for industrial applications, namely, air filters for industrial installations; Filter cartridges for industrial mist collector units; Filtering units, namely, mist collectors with replaceable filter cartridges for industrial use; Industrial air filter machines for processing compressed air, gases and liquids; Filters having a non-woven fibrous filter media in the nature of synthetic fibers or treated paper, namely, components for industrial air filter machines; Fibrous filtration media for general industrial use in the filtering of gases and liquids; Fume exhaust ventilator fans for trapping and exhausting harmful airborne contaminants generated by manufacturing operations; Microporous membrane apparatus for the venting, filtration, sterile filtration and purification of liquids and gases in breather vent, gas sensor, chemical venting, process chemical purification, sterile hydrophobic venting, and electronic and computer air filter applications; Oil filters in the nature of fibrous filtering media for general industrial use in the purification of industrial fluids; Replaceable filter bags for baghouse dust collectors, namely, replacement filters for industrial air filter machines; Reservoir accessories, namely, breathers containing filters for preventing airborne particles and water from entering reservoirs and gearboxes; Electric vacuum dehydrators for removing particle contamination; Ventilating and filtering installations consisting of a blower, a filter and a control system to supply filtered clean air to enclosed rooms; Ventilation panel filters in the nature of industrial air filter machines; Ventilation panel filters in the nature of industrial air filter machines for industrial ventilation, ventilating, and filtering installations to supply filtered clean air to enclosed rooms; Ventilation panel air filters for vehicle operator cabs, automobile and aircraft passenger compartments, air conditioners, and electronic equipment; Ventilation panel air filters for vehicle operator gabs, for air conditioners and for electronic equipment; Air purification units comprised of a metal hosing unit, a blower, a filtration chamber, a vacuum relief valve, filters, a sterile combustion chamber, and metal storage tanks; Air purifiers for aircraft cabins; Aluminum panel filters in the nature of industrial air filter machines for filtering dust in industrial applications; Automatic self-cleaning mechanical dust filters for industrial applications, gas turbines, and industrial tank engines; Air filters for air conditioners in automobile cabins; Carbon vapor filters for compressed air and gas applications, namely, filters for air and gas conditioning; Filter cartridges for industrial dust collection systems for use in bulk fluid storage; Condensate drains for compressed air and gas applications, namely, drain pans specially adapted for compressed air dryers to protect from condensation; Industrial air filter machines for removal of acid, base, and organic contaminants from clean dry air in factories; Filtration cabinets for factories in the nature of industrial air filter machines; Heatless regenerative desiccant dryers for the removal of water vapor from compressed air and gases; Electric air dryers for reservoirs; Water separators for compressed air and gas applications in the nature of dryers for the removal of water vapor from compressed air and gases; Emission control systems comprised primarily of indirect contact heat exchangers and ozone-based control devices using gas and vapor condensing to control and treat emissions; Pulse cleaning air filter systems for use with gas turbines

Protective vents for medical device venting, medical drainage bags, and medical microphones and speakers

Non-metal process liquid housings for compressed air and gas applications

Providing temporary use of online non-downloadable software for controlling airflow, hydraulic oil analysis, and monitoring filtration systems

Industrial research, design for others, engineering, and technological consulting, all in the field of fume extraction systems