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Publication numberUSD422071 S
Publication typeGrant
Application numberUS 29/085,279
Publication dateMar 28, 2000
Filing dateMar 19, 1998
Publication number085279, 29085279, US D422071 S, US D422071S, US-S-D422071, USD422071 S, USD422071S
InventorsThomas G. Miller, Dolan D. Bartels, Andrew L. Albitz, Bruce R. Crenshaw
Original AssigneeDonaldson Company, Inc.
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Inside surface of a filter element having spacer construction
US D422071 S
Abstract  available in
Images(3)
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Claims(1)
  1. The ornamental design for inside surface of a filter element having spacer construction, as shown and described.
Description

FIG. 1 is a perspective view of the inside surface of a filter element having spacer construction showing our new design. This particular perspective view is normally not seen through the side walls of the filter element, but is illustrated for purposes of clarity.

FIG. 2 is a top plan view thereof; and,

FIG. 3 is a side elevational view thereof, all the sides being identical. This particular side elevational view is normally not seen through the side walls of the filter element, but us illustrated for purposes of clarity.

The broken lines which define the bounds of the claimed design form no part thereof. The broken line environmental showing is for illustrative purposes only and forms no part of the claimed design.

Non-Patent Citations
Reference
1Declaration of Thomas G. Miller (with attached Exhibits A and B).
Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US7155988Jun 22, 2004Jan 2, 2007Innovative Sampling Solutions, Inc.Dual air particle sample cassette
US7574928Nov 29, 2006Aug 18, 2009Innovative Sampling Solutions, Inc.Dual air particle sample cassette and methods for using same
US20050279182 *Jun 22, 2004Dec 22, 2005Cole Mark ADual air particle sample cassette
Classifications
U.S. ClassificationD23/365