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Publication numberUSD401306 S
Publication typeGrant
Application numberUS 29/076,524
Publication date17 Nov 1998
Filing date12 Sep 1997
Publication number076524, 29076524, US D401306 S, US D401306S, US-S-D401306, USD401306 S, USD401306S
InventorsPaul R. Coulonvaux, Johan G. Dewit, Jeffrey J. Ivarson, Kevin J. Schrage, Dennis E. Ward
Original AssigneeDonaldson Company, Inc.
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Filter element
US D401306 S
Images(6)
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Claims(1)
  1. The ornamental design for filter element, as shown and described.
Description

FIG. 1 is a top plan view of a first embodiment of a filter element, according to the present invention;

FIG. 2 is a side elevational view of the filter element of FIG. 1; all other side elevational views being identical thereto;

FIG. 3 is a bottom plan view of the filter element of FIG. 1;

FIG. 4 is a top plan view of a second embodiment of a filter element, according to the present invention;

FIG. 5 is a side elevational view of the filter element of FIG. 4; all other side elevational views being identical thereto; and,

FIG. 6 is a bottom plan view of the filter element of FIG. 4.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US695570128 Mar 200218 Oct 2005Donaldson Company, Inc.Filter element and use thereof; methods of manufacture
US707064223 Oct 20034 Jul 2006Donaldson Company, Inc.Air cleaner; replaceable filter cartridges; and, methods
US739637621 Dec 20048 Jul 2008Donaldson Company, Inc.Seal arrangement for filter element; filter element assembly; and, methods
US75243492 May 200628 Apr 2009Donaldson Company, Inc.Air cleaner; air filter cartridge and method of manufacturing
US753763124 Aug 200526 May 2009Donaldson Company, Inc.Filter cartridges; air cleaners; and methods
US758861928 Nov 200615 Sep 2009Wix Filtration Corp.Cross-flow filter media and filter assembly
US76622036 Jun 200616 Feb 2010Donaldson Company, Inc.Air cleaner; replaceable filter cartridges; and, methods
US793172413 Mar 200926 Apr 2011Donaldson Company, Inc.Seal arrangement for filter element; filter element assembly; and, methods
US793516630 Jun 20083 May 2011Donaldson Company, Inc.Seal arrangement for filter element; filter element assembly; and, methods
US79811866 Apr 200919 Jul 2011Donaldson Company Inc.Air cleaner; air filter cartridge and method of manufacturing
US798875715 Jan 20102 Aug 2011Donaldson Company, Inc.Air cleaner; replaceable filter cartridges; and, methods
US803875617 Jul 200818 Oct 2011Donaldson Company, Inc.Air cleaner arrangements; components; and, methods
US806679116 Jul 200829 Nov 2011Donaldson Company, Inc.Air cleaner arrangements with internal and external support for cartridge; components; and, methods
US821633524 Aug 200510 Jul 2012Donaldson Company, Inc.Air cleaner; replaceable filter cartridges; and methods
US82413842 May 201114 Aug 2012Donaldson Company, Inc.Seal, arrangement for filter element; filter element assembly; and, methods
US82731438 Oct 200725 Sep 2012Donaldson Company, Inc.Air cleaner, replaceable filter cartridges, and methods
US829298415 Jul 200823 Oct 2012Donaldson Company, Inc.Air cleaner arrangments with end support for cartridge; components; and, methods
US83941669 Jul 201212 Mar 2013Donaldson Company, Inc.Air cleaner; replaceable filter cartridges; and, methods
US84093168 Nov 20062 Apr 2013Donaldson Company, Inc.Seal arrangement for filter element; filter element assembly; and, methods
US84146752 Apr 20089 Apr 2013Donaldson Company, Inc.Air cleaner; air filter cartridge and method of manufacturing
US84604251 Aug 201111 Jun 2013Donaldson Company, Pnc.Air cleaner; replaceable filter cartridges; and, methods
US848077828 Nov 20119 Jul 2013Donaldson Company, Inc.Air cleaner arrangements; components; and, methods
US852932417 Apr 200310 Sep 2013The Sy-Klone CompanyPowered air cleaning system and method of making same
US854558817 Oct 20111 Oct 2013Donaldson Company, Inc.Air cleaner arrangements; components; and, methods
US865792828 Sep 201125 Feb 2014The Sy-Klone CompanyVersatile compact air precleaner, air cleaning method and disposable air filter cartridge for air precleaner
Classifications
U.S. ClassificationD23/209