DONALDSON COMPANY, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
B01D SEPARATION 5591
 
 
 
F01N GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES 4241
 
 
 
F02M SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF 1967
 
 
 
2304 VENTILATION AND AIR-CONDITIONING EQUIPMENT1225
 
 
 
B01F MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING 1131
 
 
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM11139
 
 
 
G11B INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER 10120
 
 
 
2301 FLUID DISTRIBUTION EQUIPMENT943
 
 
 
F01M LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL-COMBUSTION ENGINES; CRANKCASE VENTILATING 825
 
 
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 7113

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0333,818 FILTRATION MEDIA PACKS COMPRISING PLURALITY OF BOSSES BETWEEN FILTER MEDIA, FILTER ELEMENTS, AND METHODS FOR MANUFACTURINGNov 10, 15Nov 23, 17[B01D]
2017/0333,820 RECIRCULATION FILTER FOR AN ENCLOSUREOct 29, 15Nov 23, 17[G11B, B01D]
2017/0312,659 FILTER ARRANGEMENT HAVING BURST DISC ARRANGEMENTSep 30, 15Nov 02, 17[B01D]
2017/0282,135 DOSING AND MIXING ARRANGEMENT FOR USE IN EXHAUST AFTERTREATMENTSep 12, 14Oct 05, 17[F01N, B01F]
2017/0266,603 FILTRATION MEDIA PACK, FILTER ELEMENTS, AND AIR FILTRATION MEDIAMar 31, 17Sep 21, 17[F02M, B01D]
2017/0252,682 LIQUID FILTER ARRANGEMENT AND METHODSFeb 21, 17Sep 07, 17[B01D]
2017/0225,105 FILTER MEDIUM AND BREATHER FILTER STRUCTUREFeb 16, 17Aug 10, 17[B01D]
2017/0216,757 FILTRATION MEDIA, PLEATED MEDIA PACK, FILTER CARTRIDGE, AND METHODS FOR MANUFACTURINGJul 31, 15Aug 03, 17[B01D]
2017/0216,758 AIR FILTRATION MEDIA PACK, FILTER ELEMENT, AIR FILTRATION MEDIA, AND METHODSDec 08, 16Aug 03, 17[B01D]
2017/0210,835 STYRENE-CONTAINING COPOLYMER FIBERS, FILTER MEDIA, ELEMENTS, AND METHODSSep 30, 15Jul 27, 17[C08F]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9855519 Pleated filtration media, media packs, filter elements, and methods for filtering fluidsMay 11, 15Jan 02, 18[B01D]
9849415 Filter media construction with nanofiber and carbon webJul 15, 15Dec 26, 17[B01D]
9839870 Filter for humidity control, typically for control of humidity in a bulk liquid tankOct 14, 16Dec 12, 17[B60K, F02M, B01J, B01D]
9827526 Filter element, dust collector, and methodsMar 14, 16Nov 28, 17[B01D]
9815013 Filter element support assembly, quick installation system, and methodsNov 06, 14Nov 14, 17[B01D]
9818563 Swivel actuating pressure switchMar 31, 15Nov 14, 17[H01H]
9808752 Method and apparatus for forming fluted filtration mediaFeb 03, 09Nov 07, 17[B01D]
9810126 Flow device for exhaust treatment systemSep 24, 13Nov 07, 17[F01N, B01F]
9795897 Systems, articles, and methods for removing water from hydrocarbon fluidsNov 08, 06Oct 24, 17[C10G, B01D]
9795906 Filter medium and breather filter structureDec 19, 13Oct 24, 17[B01D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0322,859 GAS TURBINE AIR INLET ARRANGEMENT AND METHODSABANMay 07, 15Nov 12, 15[F02C]
2015/0211,404 EXHAUST GAS FLOW DEVICEABANDec 01, 14Jul 30, 15[F01N]
2015/0040,765 FILTER FOR HUMIDITY CONTROL, TYPICALLY FOR CONTROL OF HUMIDITY IN A BULK LIQUID TANKABANMar 03, 13Feb 12, 15[B01D]
2014/0263,037 FILTRATION MEDIAABANMar 14, 13Sep 18, 14[B01D]
2014/0260,127 INTERCHANGEABLE INLET PROTECTION SYSTEMS FOR AIR INTAKES OF AIRCRAFT ENGINES AND RELATED METHODABANMar 15, 13Sep 18, 14[F02C, B64D]
2014/0251,143 FILTRATION SYSTEM FOR A GAS TURBINE AIR INTAKE AND METHODSABANMar 06, 14Sep 11, 14[F02M]
2014/0208,703 GAS/LIQUID SEPARATOR AND COMPONENTS; LIQUID DRAIN FLOW ASSEMBLIES; SYSTEMS OF USE ; AND, FEATURES; AND, COMPONENTSABANJul 27, 12Jul 31, 14[F01M]
2014/0144,111 FILTER CARTRIDGES; FEATURES AND METHODS OF ASSEMLBY; AIR CLEANER ASSEMBLIES; AND, FILTER CARTRIDGE COMBINATIONSABANMar 15, 13May 29, 14[B01D]
2014/0123,621 ACTUATED BYPASS HOOD FOR GAS TURBINE AIR INLET SYSTEM AND METHODSABANFeb 25, 13May 08, 14[B23P, F02C]
2014/0060,330 MICROPOROUS MEMBRANE AND FINE-FIBER LAMINATEABANMar 15, 13Mar 06, 14[H05K]
2013/0206,678 FLUID FILTER SYSTEMABANMar 27, 13Aug 15, 13[B01D]
2012/0292,240 COMBINATION FILTER ARRANGMENT AND METHODABANJul 30, 12Nov 22, 12[B01D]
8268053 Fluted filter mediaExpiredFeb 11, 08Sep 18, 12[B01D]
8231793 Combination filter arrangement and methodExpiredJan 22, 09Jul 31, 12[B01D]
2011/0315,922 CUSTOM WATER ADSORPTION MATERIALABANNov 04, 09Dec 29, 11[B01J]
2011/0185,709 Low Temperature Diesel Particulate Matter Reduction SystemABANJan 04, 11Aug 04, 11[F01N]
2011/0115,102 Process For Making Media For Use in Air/Oil SeparatorsABANJun 02, 05May 19, 11[F22D, B01D]
2011/0030,558 DUST COLLECTOR, FILTRATION ARRANGMENT, AND METHODSABANFeb 04, 09Feb 10, 11[B01D]
2011/0005,394 MEDIA FOR REMOVAL OF ORGANIC COMPOUNDSABANJul 13, 08Jan 13, 11[C01B, B01D]
2010/0233,048 COMBINATION FILTER ELEMENTABANFeb 08, 08Sep 16, 10[B01J, B01D]

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