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Publication numberUSD402734 S
Publication typeGrant
Application numberUS 29/082,854
Publication dateDec 15, 1998
Filing dateJan 29, 1998
Publication number082854, 29082854, US D402734 S, US D402734S, US-S-D402734, USD402734 S, USD402734S
InventorsPrabhakar B. Rao, Edwin A. Castellanos
Original AssigneeFleetguard, Inc.
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Cylindrical filter element
US D402734 S
Abstract  available in
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  1. We claim the ornmental design for a cylindrical filter element, as shown and described.

FIG. 1 is a front elevational view of a cylindrical filter element showing our new design;

FIG. 2 is a right side elevational view thereof; and,

FIG. 3 is a rear elevational view thereof.

The broken line showing of environmental structure in FIGS. 1-3 is for illustrative purposes only and forms no part of the claimed design.

A characteristic feature of the design resides in non-continuous, overlapping circular beads which are visible through a spiral wrap.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US7125490May 29, 2003Oct 24, 2006Porex CorporationPorous filter
US7935161 *Mar 23, 2010May 3, 2011Bulkmatic Transport CompanyFilter cartridge with mounting apparatus and method of filter replacement for a cyclonic separation system
US20070034564 *Oct 19, 2006Feb 15, 2007Clendenning Michael APorous filter
U.S. ClassificationD23/209