Patent USD401306 - Filter element

Publication number	USD401306 S
Publication type	Grant
Application number	29/076,524
Publication date	17 Nov 1998
Filing date	12 Sep 1997
Inventors	Paul R. Coulonvaux Johan G. Dewit Jeffrey J. Ivarson Kevin J. Schrage Dennis E. Ward
Original Assignee	Donaldson Company, Inc.
U.S. Classification	D23/209
References	Referenced by (18)

External Links	USPTO USPTO Assignment Espacenet

Filter element

US D401306 S

Claims

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 Patent	Filing date	Publication date	Applicant	Title
US6955701	28 Mar 2002	18 Oct 2005	Donaldson Company, Inc.	Filter element and use thereof; methods of manufacture
US7070642	23 Oct 2003	4 Jul 2006	Donaldson Company, Inc.	Air cleaner; replaceable filter cartridges; and, methods
US7396376	21 Dec 2004	8 Jul 2008	Donaldson Company, Inc.	Seal arrangement for filter element; filter element assembly; and, methods
US7524349	2 May 2006	28 Apr 2009	Donaldson Company, Inc.	Air cleaner; air filter cartridge and method of manufacturing
US7537631	24 Aug 2005	26 May 2009	Donaldson Company, Inc.	Filter cartridges; air cleaners; and methods
US7588619	28 Nov 2006	15 Sep 2009	Wix Filtration Corp.	Cross-flow filter media and filter assembly
US7662203	6 Jun 2006	16 Feb 2010	Donaldson Company, Inc.	Air cleaner; replaceable filter cartridges; and, methods
US7931724	13 Mar 2009	26 Apr 2011	Donaldson Company, Inc.	Seal arrangement for filter element; filter element assembly; and, methods
US7935166	30 Jun 2008	3 May 2011	Donaldson Company, Inc.	Seal arrangement for filter element; filter element assembly; and, methods
US7981186	6 Apr 2009	19 Jul 2011	Donaldson Company Inc.	Air cleaner; air filter cartridge and method of manufacturing
US7988757	15 Jan 2010	2 Aug 2011	Donaldson Company, Inc.	Air cleaner; replaceable filter cartridges; and, methods
US8038756	17 Jul 2008	18 Oct 2011	Donaldson Company, Inc.	Air cleaner arrangements; components; and, methods
US8066791	16 Jul 2008	29 Nov 2011	Donaldson Company, Inc.	Air cleaner arrangements with internal and external support for cartridge; components; and, methods
US8216335	24 Aug 2005	10 Jul 2012	Donaldson Company, Inc.	Air cleaner; replaceable filter cartridges; and methods
US8241384	2 May 2011	14 Aug 2012	Donaldson Company, Inc.	Seal, arrangement for filter element; filter element assembly; and, methods
US8273143	8 Oct 2007	25 Sep 2012	Donaldson Company, Inc.	Air cleaner, replaceable filter cartridges, and methods
US8292984	15 Jul 2008	23 Oct 2012	Donaldson Company, Inc.	Air cleaner arrangments with end support for cartridge; components; and, methods
US8394166	9 Jul 2012	12 Mar 2013	Donaldson Company, Inc.	Air cleaner; replaceable filter cartridges; and, methods

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