Filter cartridges; air cleaners; and methods

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 7537631
APP PUB NO 20060086075A1
SERIAL NO

11210914

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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The disclosure concern air cleaners. Preferred air cleaners are shown which include a housing and a removable and replacement primary filter cartridge. Optional and advantageous features are shown. The preferred primary filter cartridge is conical in shape. A preferred optional safety or secondary filter cartridge is shown. Preferred methods of assembly and use are provided.

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First Claim

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Family

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Patent Owner(s)

Patent OwnerAddressTotal Patents
DONALDSON COMPANY, INC.MINNEAPOLIS, MN685

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Finnerty, Carolyn J Bloomington, US 35 2104
Gieseke, Steven Scott Richfield, US 86 4355
Iddings, Douglas Lee Waconia, US 13 614
Juliar, William M Coon Rapids, US 16 949
LaVallee, Gregory Monticello, US 10 332
Schrage, Kevin Spring Valley, US 28 485
Scott, James R Chanhassen, US 54 1111

Cited Art Landscape

Patent Info (Count) # Cites Year
 
Other [Check patent profile for assignment information] (5)
4498915 Air filters 45 1980
4303426 Automobile air filter having replaceable and readily disposable filter element 52 1980
4764191 Air filter 50 1987
5118417 High-strength disposable tube filter 66 1990
5116499 High-strength spin-on tube filter 47 1990
 
Siemens Electric Limited (1)
5865863 Combined air cleaner-resonator 75 1997
 
Air-Maze Corporation (4)
4349363 Filter element ledge gasket 62 1980
5605555 Air/oil separator with interlocked flange 58 1995
5755842 Air cleaner having removable end cap 98 1997
5800581 Air cleaner having filter element integrally formed with housing end cap 96 1997
 
Filterwerk Mann & Hummel GmbH (9)
5071456 Air filter with radially sealing filter insert 63 1990
5120337 Intake air filter for the internal combustion engine of a motor vehicle 62 1991
5167683 Intake air filter for the internal combustion engine of a motor vehicle 92 1991
5736040 Filter assembly including a reinforced radial seal 40 1994
5741421 Filter device 56 1995
5730769 Air filter with scaling bead freely movable in the radial direction 104 1995
5893937 Air filter especially for cleaning combustion air for internal combustion engines 77 1997
5951729 Filter for the air intake of an internal combustion engine 59 1998
* 6602308 Air filter 32 1999
 
WIX FILTRATION CORP. (1)
5720788 Air filter element and air filter assembly employing the filter element 41 1995
 
PALL CORPORATION (4)
4402830 Corrugated filter element with external spiral tape support 185 1982
4609465 Filter cartridge with a connector seal 153 1984
5290445 Filtering apparatus 61 1993
5605625 Filter assembly 64 1995
 
Allied-Signal Inc. (1)
5064458 Heavy duty air filter with multipurpose end seal 33 1990
 
YARDNEY CORPORATION (1)
4495072 Filter screen device 52 1983
 
DEERE & C0MPANY (1)
5137557 Suction air filter for combustion engines 57 1991
 
CUMMINS FILTRATION IP, INC. (2)
5753117 Replaceable filter element and snap-on filter lid assembly 62 1996
5882367 Rotatable sealed filter outlet 46 1997
 
Toyoda Boshoku Corporation (2)
5755844 Resin-made air cleaner 47 1995
5720790 Filter element 84 1996
 
DONALDSON COMPANY, INC. (30)
4350509 Disposable air cleaner 84 1981
4491460 Air cleaner and deflecting intake tube 63 1983
4720292 Cylindrical air filter with lightweight housing and radially directed seal 211 1986
4950317 Air filter assembly and method of putting filter element in same 68 1989
5082476 Filtration arrangement and method 186 1990
5547480 Cylindrical air filter with radially directed seal 209 1994
5613992 Reverse flow air filter arrangement and method 172 1994
5545241 Air cleaner 83 1995
5690712 Reverse flow air filter arrangement and method 73 1996
5938804 Reverse flow air filter arrangement and method 63 1997
D401306 Filter element 85 1997
6051042 Air cleaner assembly 66 1997
6099606 Air filtration arrangements having spacer constructions 55 1998
5897676 Reverse flow air filter arrangement and method 172 1998
6004366 Reverse flow air filter arrangement and method 48 1998
6258145 Reverse flow air filter arrangement 36 1999
6419718 Cover member and air cleaner construction; use; and, method of assembly 53 2000
6485535 Conically shaped air-oil separator 59 2000
D471623 Safety filter element for engine air cleaner 57 2000
D477659 Air filter element for engine air cleaner 46 2000
6652614 Filter system; element configuration; and methods 78 2000
D467654 Air filter element having attached cover member 45 2001
6322602 Reverse flow air filter arrangement 68 2001
6413289 Reverse flow air filter arrangement 39 2001
6521009 Reverse flow air filter arrangement and method 30 2001
* D485339 Air filter element having attached cover member 27 2002
D481101 Filter element 47 2002
D513314 Filter element 29 2003
7070642 Air cleaner; replaceable filter cartridges; and, methods 66 2003
6837920 Filter system; element configuration; and methods 42 2003
 
MEMCOR, INC., A CORP. OF DE (1)
4801383 Selective twist filtration roving 36 1984
 
BALDWIN FILTERS, INC. (4)
5484466 Air filter element with radial seal sealing gasket 186 1994
5685985 Environmentally friendly filter cartridge 208 1995
5919279 Self contained heavy-duty air filter 33 1998
6447567 Air filter element with integral radial seal gasket 83 2001
 
ECIA - EQUIPEMENTS ET COMPOSANTS POUR L'INDUSTRIE AUTOMOBILE (1)
4588426 Air filter for internal combustion engine 45 1984
 
DUSTEX CORPORATION (1)
4955996 Top loading dust collector 41 1989
 
Societe Siebec (1)
5601717 Filter media cartridge 91 1995
 
FLEETGUARD, INC. (1)
6585838 Enhanced pleatability of meltblown media by ultrasonic processing 22 2000
 
BHA ALTAIR, LLC (1)
5632791 Unitary filter cartridge 80 1994
 
Nihon Schumacher Kabushiki Kaisha (1)
4728423 Plural cylindrical filter units with displacement support 44 1986
 
ELECTROLUX HOME CARE PRODUCTS LTD. (1)
6558453 Bagless dustcup 64 2001
 
Porous Media Corporation (2)
5250179 Compactable filter and compactable filter mounting means 75 1992
5916435 Conical coreless filter assembly and element 52 1997
 
PLEATCO, LLC (1)
5211846 Replacement filter cartridge assembly 179 1990
 
Beecham Group p.l.c. (1)
4853394 N-('-B-hydroxyethylpiperid-4-yl esters and amides 61 1986
 
WESTERN FILTER CORPORATION (1)
5984109 Filter assembly including a disposable coreless filter element 60 1997
 
DEERE & COMPANY (1)
5277157 Mounting arrangement for an air cleaner 68 1993
 
BHA GROUP, INC. (1)
6440188 Air filter assembly capable of top and bottom loading 23 2000
 
MC CARROLL, GLENN G. (1)
4488889 Air cleaner tank 54 1983
 
NELSON INDUSTRIES, INC. (6)
6149700 Increased flow capacity filter 144 1999
6436162 Twist and lock filter housing with anti-rotation stop 59 2000
6402798 Twist and lock filter housing with nontorsional anti-rotation stop 94 2000
6383244 Filter with retained safety element 60 2000
6416561 Open flow filter with safety element 117 2000
6398832 High flow capacity filter 64 2001
 
AB VOLVO (2)
5160519 Intake air filter for an internal combustion engine 42 1992
5238476 Filter device, particularly intake air filter device for combustion engines 30 1992
 
LIFE SYSTEMS, INC. (1)
4838901 Lightweight filter 84 1988
 
THE UNITED STATES OF AMERICA (1)
5112417 Method of controlling the increase in potlife of propellants during processing 31 1991
 
RadioMed Corporation (24)
8320995 Fiducial marker with rings 8 2007
8320995 Fiducial marker with rings 8 2007
8320995 Fiducial marker with rings 8 2007
8320995 Fiducial marker with rings 8 2007
8320995 Fiducial marker with rings 8 2007
8320995 Fiducial marker with rings 8 2007
8320995 Fiducial marker with rings 8 2007
8320995 Fiducial marker with rings 8 2007
8320995 Fiducial marker with rings 8 2007
8320995 Fiducial marker with rings 8 2007
8320995 Fiducial marker with rings 8 2007
8320995 Fiducial marker with rings 8 2007
8320995 Fiducial marker with rings 8 2007
8320995 Fiducial marker with rings 8 2007
8320995 Fiducial marker with rings 8 2007
8320995 Fiducial marker with rings 8 2007
8320995 Fiducial marker with rings 8 2007
8320995 Fiducial marker with rings 8 2007
8320995 Fiducial marker with rings 8 2007
8320995 Fiducial marker with rings 8 2007
8320995 Fiducial marker with rings 8 2007
8320995 Fiducial marker with rings 8 2007
8320995 Fiducial marker with rings 8 2007
8320995 Fiducial marker with rings 8 2007
 
The United States of America as represented by the Secretary of the Navy (1)
5442721 Fiber-optic rotary joint with bundle collimator assemblies 41 1994
 
PUROLATOR FACET, INC. (1)
5045192 Filter assembly with lockable lug means 87 1989
* Cited By Examiner

Patent Citation Ranking

Forward Cite Landscape

Patent Info (Count) # Cites Year
 
Other [Check patent profile for assignment information] (1)
D688364 Air freshener device 5 2011
 
ILLINOIS TOOL WORKS INC. (3)
* D785775 Cover for an air filtration device 0 2016
* D785153 Air filtration device 0 2016
* D785154 Air filtration device 4 2016
 
CUMMINS FILTRATION IP, INC. (2)
8828114 Filter element with features to improve pre-cleaning performance, sealing, and structural support 0 2011
9498743 Filter element with features to improve pre-cleaning performance, sealing, and structural support 0 2014
 
DONALDSON COMPANY, INC. (42)
8216335 Air cleaner; replaceable filter cartridges; and methods 22 2005
8273143 Air cleaner, replaceable filter cartridges, and methods 12 2007
8414675 Air cleaner; air filter cartridge and method of manufacturing 25 2008
* 2010/0146,920 AIR CLEANER; AIR FILTER CARTRIDGE AND METHOD OF MANUFACTURING 42 2008
* 8404029 Crankcase ventilation filter arrangments; components; and, methods 7 2008
* 2009/0019,823 Auxiliary Power Unit Exhaust Filter 7 2008
* 8292984 Air cleaner arrangments with end support for cartridge; components; and, methods 32 2008
8066791 Air cleaner arrangements with internal and external support for cartridge; components; and, methods 26 2008
8038756 Air cleaner arrangements; components; and, methods 23 2008
* 2009/0100,813 Air cleaner arrangements; components; and, methods 25 2008
8216334 Air filter arrangement; assembly; and, methods 11 2008
* 7927396 Evacuation value arrangements; pulse jet air cleaner systems using same; and, method 7 2009
7981186 Air cleaner; air filter cartridge and method of manufacturing 24 2009
* 2009/0249,756 Air cleaner; air filter cartridge and method of manufacturing 16 2009
7988757 Air cleaner; replaceable filter cartridges; and, methods 24 2010
9186612 Pulse jet air cleaner systems; evacuation valve arrangements; air cleaner components; and, methods 2 2011
8262762 Evacuation valve arrangements; pulse jet air cleaner systems using same; and, methods 7 2011
* 2011/0185,893 Evacuation Valve Arrangements; Pulse Jet Air Cleaner Systems Using Same; and, Methods 0 2011
8545588 Air cleaner arrangements; components; and, methods 9 2011
8480778 Air cleaner arrangements; components; and, methods 11 2011
9346001 Air filter cartridges, components thereof; and, air cleaner assemblies 0 2012
8663355 Air filter arrangement; assembly; and, methods 2 2012
8394166 Air cleaner; replaceable filter cartridges; and, methods 28 2012
8784523 Air cleaner replaceable filter cartridges; and, methods 4 2012
8814973 Air cleaner arrangements with end support for cartridge; components; and, methods 6 2012
8864866 Filter assemblies; components and features thereof; and, methods of use and assembly 14 2012
8702831 Air cleaner; replaceable filter cartridges; and, methods 4 2013
9067161 Filter cartridges; features and methods of assembly; air cleaner assemblies; and, filter cartridge combinations 1 2013
* 8834610 Crankcase ventilation filter arrangments; components; and, methods 2 2013
8852309 Air cleaner; replaceable filter cartridges; and, methods 9 2013
9238189 Air cleaner arrangements with internal and external support for cartridge; components; and, methods 2 2013
9221004 Air cleaner arrangements; components; and, methods 2 2013
9289712 Air filter arrangements; assemblies; and, methods 0 2014
9039802 Air cleaner; replaceable filter cartridges; and, methods 2 2014
9387425 Filter assemblies; components and features thereof; and, methods of use and assembly 4 2014
9353658 Crankcase ventilation filter assembly; components; and methods 2 2014
9586166 Air cleaner replaceable filter cartridges; and, methods 0 2014
9718019 Air cleaner arrangements with end support for cartridge; components; and, methods 0 2014
9752474 Filter arrangements; components; and, methods 0 2014
9353657 Air cleaner; replaceable filter cartridges; and, methods 1 2014
9636615 Assemblies; components and filter features thereof; and, methods of use and assembly 0 2014
9737837 Pulse jet air cleaner systems; evacuation valve arrangements; air cleaner components; and, methods 0 2015
 
BALDWIN FILTERS, INC. (2)
D717420 Air filter element with lid 8 2013
D763426 Filter element 2 2015
 
THOMSON LICENSING (1)
8714142 Crankcase ventilation filter assembly; components; and methods 4 2008
 
THE SY-KLONE COMPANY, LLC (8)
8529324 Powered air cleaning system and method of making same 8 2003
* 2007/0173,188 Powered air cleaning system and method of making same 10 2003
8657928 Versatile compact air precleaner, air cleaning method and disposable air filter cartridge for air precleaner 2 2011
8945282 Versatile compact air precleaner, air cleaning method and disposable air filter cartridge for air precleaner 3 2013
9700828 Versatile compact air precleaner, air cleaning method and disposable air filter cartridge for air precleaner 0 2014
D768833 Filter cartridge for air cleaner 7 2015
D768277 Filter cartridge for air cleaner 3 2015
D767746 Filter cartridge for air cleaner 3 2015
 
Donaldson Company, Pnc. (1)
8460425 Air cleaner; replaceable filter cartridges; and, methods 12 2011
 
THE SY-KLONE COMPANY (1)
D691252 Filter cartridge for air cleaner 11 2011
 
MANN+HUMMEL GMBH (6)
* 8202341 Filter 2 2009
* 2009/0241,489 FILTER 0 2009
* 8758470 Intake air filter for internal combustion engines 1 2009
* 2011/0247,582 Intake Air Filter for Internal Combustion Engines 11 2009
* 9192885 Intake air filter for internal combustion engines 0 2014
* 2014/0298,763 Intake Air Filter for Internal Combustion Engines 1 2014
* Cited By Examiner

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11.5 Year Payment $7400.00 $3700.00 $1850.00 Nov 26, 2020
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Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
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