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Publication numberUSD414544 S
Publication typeGrant
Application numberUS 29/086,057
Publication dateSep 28, 1999
Filing dateApr 3, 1998
Publication number086057, 29086057, US D414544 S, US D414544S, US-S-D414544, USD414544 S, USD414544S
InventorsDennis E. Ward, Kevin J. Schrage, Paul R. Coulonvaux, Johan G. Dewit, Jeffrey J. Ivarson
Original AssigneeDonaldson Company, Inc.
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Filter element
US D414544 S
Images(6)
Previous page
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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 filter element, according to the present invention;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof; and,

FIG. 6 is a bottom plan view thereof.

Non-Patent Citations
Reference
1Exhibit A, Photographs of a prior art filter element (2 pages; 4 photographs).
Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US7524349May 2, 2006Apr 28, 2009Donaldson Company, Inc.Air cleaner; air filter cartridge and method of manufacturing
US7662203Jun 6, 2006Feb 16, 2010Donaldson Company, Inc.Air cleaner; replaceable filter cartridges; and, methods
US7981186Apr 6, 2009Jul 19, 2011Donaldson Company Inc.Air cleaner; air filter cartridge and method of manufacturing
US7988757Jan 15, 2010Aug 2, 2011Donaldson Company, Inc.Air cleaner; replaceable filter cartridges; and, methods
US8038756Jul 17, 2008Oct 18, 2011Donaldson Company, Inc.Air cleaner arrangements; components; and, methods
US8066791Jul 16, 2008Nov 29, 2011Donaldson Company, Inc.Air cleaner arrangements with internal and external support for cartridge; components; and, methods
US8216335Aug 24, 2005Jul 10, 2012Donaldson Company, Inc.Air cleaner; replaceable filter cartridges; and methods
US8273143Oct 8, 2007Sep 25, 2012Donaldson Company, Inc.Air cleaner, replaceable filter cartridges, and methods
US8292984Jul 15, 2008Oct 23, 2012Donaldson Company, Inc.Air cleaner arrangments with end support for cartridge; components; and, methods
US8394166Jul 9, 2012Mar 12, 2013Donaldson Company, Inc.Air cleaner; replaceable filter cartridges; and, methods
US8414675Apr 2, 2008Apr 9, 2013Donaldson Company, Inc.Air cleaner; air filter cartridge and method of manufacturing
US8460425Aug 1, 2011Jun 11, 2013Donaldson Company, Pnc.Air cleaner; replaceable filter cartridges; and, methods
US8480778Nov 28, 2011Jul 9, 2013Donaldson Company, Inc.Air cleaner arrangements; components; and, methods
US8545588Oct 17, 2011Oct 1, 2013Donaldson Company, Inc.Air cleaner arrangements; components; and, methods
US8702831Mar 11, 2013Apr 22, 2014Donaldson Company, Inc.Air cleaner; replaceable filter cartridges; and, methods
US8784523Sep 14, 2012Jul 22, 2014Donaldson Company, Inc.Air cleaner replaceable filter cartridges; and, methods
Classifications
U.S. ClassificationD23/209