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Publication numberUSD551269 S1
Publication typeGrant
Application numberUS 29/263,458
Publication dateSep 18, 2007
Filing dateJul 24, 2006
Priority dateAug 23, 2004
Also published asUSD527233, USD588884, USD606820, USD634343, USD664574
Publication number263458, 29263458, US D551269 S1, US D551269S1, US-S1-D551269, USD551269 S1, USD551269S1
InventorsWilliam A. Burke, III
Original AssigneeIrwin Industrial Tool Company
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Hole blade
US D551269 S1
Abstract  available in
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  1. The ornamental design for a hole blade, as shown and described.

FIG. 1 is a perspective view of a hole blade showing the present invention;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken line in the figures show structure or boundaries that are not part of the claimed design. The cutting edge portion of the blade has been lined to indicate the color gold and the lower portion of the blade includes stippling to indicate the color white.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US7661911Mar 2, 2007Feb 16, 2010Milwaukee Electric Tool CorporationCutting tool
US8328477Nov 5, 2008Dec 11, 2012Milwaukee Electric Tool CorporationCutting tool
US8371777Aug 27, 2010Feb 12, 2013Milwaukee Electric Tool CorporationCutting tool
US8573907Jan 13, 2010Nov 5, 2013Irwin Industrial Tool CompanyHole cutter with minimum tooth pitch to blade body thickness ratio
US9339874Jan 25, 2013May 17, 2016Milwaukee Electric Tool CorporationCutting tool
US9358619Jan 13, 2011Jun 7, 2016Irwin Industrial Tool CompanyHole cutter with chip egress aperture
US9579732Jul 18, 2013Feb 28, 2017Milwaukee Electric Tool CorporationHole saw
US9586270 *Jan 13, 2010Mar 7, 2017Irwin Industrial Tool CompanyCoated hole cutter
US20110170967 *Jan 13, 2011Jul 14, 2011Joseph Thomas NovakHole Cutter with Chip Egress Aperture
US20110170972 *Jan 13, 2010Jul 14, 2011Irwin Industrial Tool CompanyCoated hole cutter
USD634343Dec 24, 2009Mar 15, 2011Irwin Industrial Tool CompanyHole saw blade
USD664574Mar 7, 2011Jul 31, 2012Irwin Industrial Tool CompanyHole saw blade
USD690334 *Jan 13, 2010Sep 24, 2013Irwin Industrial Tool CompanyHole saw
USD692470Apr 9, 2012Oct 29, 2013Irwin Industrial Tool CompanyHole saw
USD711441Aug 28, 2013Aug 19, 2014Irwin Industrial Tool CompanyHole saw
USD765159Jan 31, 2014Aug 30, 2016Irwin Industrial Tool CompanyHole saw
U.S. ClassificationD15/139