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Publication numberUSD399944 S
Publication typeGrant
Application numberUS 29/053,683
Publication dateOct 20, 1998
Filing dateApr 26, 1996
Publication number053683, 29053683, US D399944 S, US D399944S, US-S-D399944, USD399944 S, USD399944S
InventorsGary R. Gillingham, Wayne M. Wagner, Joseph C. Tokar, Daniel T. Risch, Jim C. Rothman, Steven A. Carter
Original AssigneeDonaldson Company, Inc.
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Conical filter
US D399944 S
Images(2)
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Claims(1)
  1. The ornamental design for a conical filter, as shown and described.
Description

FIG. 1 shows a perspective view of an embodiment of a conical filter, according to the principles of the present invention;

FIG. 2 shows a side elevational view thereof, the other sides being identical to that shown;

FIG. 3 shows a top plan view thereof; and,

FIG. 4 shows a bottom plan view thereof.

Referenced by
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US6216661Mar 30, 2000Apr 17, 2001Randy PickensFiltered carburetor cover
US6375700Jun 23, 2000Apr 23, 2002Nelson Industries, Inc.Direct flow filter
US6482247Dec 18, 2000Nov 19, 2002Nelson Industries, Inc.Multi-panel fluid filter with equalized contaminant passages
US6511599Dec 18, 2000Jan 28, 2003Nelson Industries, Inc.Multi-element cylindrical filter with equalized flow
US6966940Apr 2, 2003Nov 22, 2005Donaldson Company, Inc.Air filter cartridge
US7008467Aug 24, 2004Mar 7, 2006Donaldson Company, Inc.Air cleaner and method of filtering
US7282075Dec 8, 2003Oct 16, 2007Donaldson Company, Inc.Z-filter media with reverse-flow cleaning systems and methods
US7338544Jan 12, 2006Mar 4, 2008Donaldson Company, Inc.Z-filter media with reverse-flow cleaning systems and methods
US7491254Feb 2, 2006Feb 17, 2009Donaldson Company, Inc.Filter elements; air cleaner; assembly; and, methods
US7588619Nov 28, 2006Sep 15, 2009Wix Filtration Corp.Cross-flow filter media and filter assembly
US7645310Feb 13, 2009Jan 12, 2010Donaldson Company, Inc.Filter elements; air cleaner; assembly; and, methods
US7674308Mar 23, 2005Mar 9, 2010Donaldson Company, Inc.Filter elements; air cleaner; assembly; and methods
US7959702Feb 4, 2008Jun 14, 2011Donaldson Company, Inc.Air filtration media pack, filter element, air filtration media, and methods
US7967886Jun 6, 2005Jun 28, 2011Donaldson Company, Inc.Z-filter media pack arrangement; and, methods
US7967898Feb 29, 2008Jun 28, 2011Donaldson Company, Inc.Z-filter media with reverse-flow cleaning systems and methods
US7993422Jan 11, 2010Aug 9, 2011Donaldson Company, Inc.Filter elements; air cleaner; assembly; and, methods
US7997425Jan 31, 2003Aug 16, 2011Donaldson Company, Inc.Fluted filter medium and process for its manufacture
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US8216334Nov 14, 2008Jul 10, 2012Donaldson Company, Inc.Air filter arrangement; assembly; and, methods
US8361183 *May 18, 2011Jan 29, 2013Donaldson Company, Inc.Air filtration media pack, filter element, air filtration media, and methods
US8512499Aug 11, 2011Aug 20, 2013Donaldson Company, Inc.Fluted filter medium and process for its manufacture
US8545589Jun 26, 2008Oct 1, 2013Donaldson Company, Inc.Filtration media pack, filter element, and methods
US8652228Aug 4, 2011Feb 18, 2014Donaldson Company, Inc.Filter elements; air cleaner; assembly; and, methods
US8663355Jul 9, 2012Mar 4, 2014Donaldson Company, Inc.Air filter arrangement; assembly; and, methods
US8728193Sep 5, 2008May 20, 2014Donaldson Company, Inc.Air filter assembly; components thereof and methods
US8734557Jan 17, 2013May 27, 2014Donaldson Company, Inc.Air filtration media pack, filter element, air filtration media, and methods
US8741017Jul 21, 2009Jun 3, 2014Donaldson Company, Inc.Air cleaner assembly; components therefor; and, methods
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EP2243536A1Jun 10, 2005Oct 27, 2010Donaldson Company, Inc.Air filter arrangement and cartridge
EP2246108A1Aug 5, 2005Nov 3, 2010Donaldson Company, Inc.Air filter arrangement, assembly, and methods
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WO2008095196A1Feb 4, 2008Aug 7, 2008Donaldson Co IncAir filtration media pack, filter element, air filtration media, and methods
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WO2009064894A1Nov 13, 2008May 22, 2009Donaldson Co IncAir filter arrangements; assemblies; and, methods
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WO2010099317A2Feb 25, 2010Sep 2, 2010Donaldson Company, Inc.Filter cartridge; components thereof; and methods
WO2010114906A1Mar 31, 2010Oct 7, 2010Donaldson Company, Inc.Air cleaner, components thereof, and methods
WO2010114911A1Mar 31, 2010Oct 7, 2010Donaldson Company, Inc.Air cleaner, components thereof, and methods
WO2011041129A1Sep 16, 2010Apr 7, 2011Donaldson Company, Inc.Filter cartridge with centerboard, dust collectors, and methods
Classifications
U.S. ClassificationD23/365