Búsqueda Imágenes Maps Play YouTube Noticias Gmail Drive Más »
Búsqueda avanzada de patentes | Historial web | Iniciar sesión

Patentes

Número de publicaciónUSD416308 S
Tipo de publicaciónConcesión
Número de solicitud29/091,239
Fecha de publicación9 Nov 1999
Fecha de presentación24 Jul 1998
Inventores
Paul R. Coulonvaux
Johan G. Dewit
Jeffrey J. Ivarson
Kevin J. Schrage
Dennis E. Ward
Cesionario original
Donaldson Company, Inc.
Clasificación de EE.UU.
D23/209
Referencias
Enlaces externos
USPTO
Cesión de USPTO
Espacenet
Safety filter element
US D416308 S
Reclamaciones

  1. The ornamental design for safety filter element, as shown and described.

Descripción

FIG. 1 is a top plan view of a safety filter element embodying our new design;

FIG. 2 is a bottom plan view of the safety filter element depicted in FIG. 1;

FIG. 3 is a front side elevational view of the safety filter element depicted in FIG. 1;

FIG. 4 is a back side elevational view of the safety filter element depicted in FIG. 4;

FIG. 5 is a left side elevational view of the safety filter element depicted in FIG. 1; and,

FIG. 6 is a right side elevational view of the safety filter element depicted in FIG. 1.

Otras citas
Referencia
1Exhibit A, Photographs of a prior art safety filter element (2 pages, 4 photographs).
Citada por
Patente citante Fecha de presentación Fecha de publicación Solicitante Título
US617989026 Feb 199930 Ene 2001Donaldson Company, Inc.Air cleaner having sealing arrangement between media arrangement and housing
US680011731 May 20015 Oct 2004Donaldson Company, Inc.Filtration arrangement utilizing pleated construction and method
US695570128 Mar 200218 Oct 2005Donaldson Company, Inc.Filter element and use thereof; methods of manufacture
US69947423 May 20047 Feb 2006Donaldson Company, Inc.Filtration arrangement utilizing pleated construction and method
US700846516 Jun 20047 Mar 2006Donaldson Company, Inc.Cleanable high efficiency filter media structure and applications for use
US73036049 Ago 20044 Dic 2007Donaldson Company, Inc.Filter arrangement; sealing system; and methods
US73963758 May 20038 Jul 2008Donaldson Company, Inc.Air filter having fluted filter media
US739637621 Dic 20048 Jul 2008Donaldson Company, Inc.Seal arrangement for filter element; filter element assembly; and, methods
US75243492 May 200628 Abr 2009Donaldson Company, Inc.Air cleaner; air filter cartridge and method of manufacturing
US76354039 Jun 200822 Dic 2009Donaldson Company, Inc.Air filter having fluted filter media
US765507410 Nov 20042 Feb 2010Donaldson Company, Inc.Filter arrangements; side-entry housings; and methods
US76622036 Jun 200616 Feb 2010Donaldson Company, Inc.Air cleaner; replaceable filter cartridges; and, methods
US793172413 Mar 200926 Abr 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
US79811831 Feb 201019 Jul 2011Donaldson Company, Inc.Filter arrangements; side-entry housings; and methods
US79811866 Abr 200919 Jul 2011Donaldson Company Inc.Air cleaner; air filter cartridge and method of manufacturing
US798875715 Ene 20102 Ago 2011Donaldson Company, Inc.Air cleaner; replaceable filter cartridges; and, methods
US800286921 Dic 200923 Ago 2011Donaldson Company, Inc.Air filter having fluted filter media
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
US820647922 Ago 201126 Jun 2012Donaldson Company, Inc.Air filter having fluted filter media
US821633524 Ago 200510 Jul 2012Donaldson Company, Inc.Air cleaner; replaceable filter cartridges; and methods
US82413842 May 201114 Ago 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
EP1795249A110 Ago 200113 Jun 2007Donaldson Company, Inc.Air filtration arrangements having fluted media constructions
EP2308582A110 Ago 200113 Abr 2011Donaldson Company, Inc.Filter element utilizing pleated construction