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Publication numberUSD644327 S1
Publication typeGrant
Application numberUS 29/369,101
Publication dateAug 30, 2011
Filing dateSep 2, 2010
Priority dateSep 2, 2010
Publication number29369101, 369101, US D644327 S1, US D644327S1, US-S1-D644327, USD644327 S1, USD644327S1
InventorsPankaj P. Singh
Original AssigneeSingh Pankaj P
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Trephine drill
US D644327 S1
Abstract  available in
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  1. What is claimed is the ornamental design for a trephine drill, as shown and described.

FIG. 1 is a perspective view of a trephine drill, showing the new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right-side elevational view thereof;

FIG. 5 is a left-side elevational view thereof;

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

FIG. 7 is a bottom plan view thereof.

Non-Patent Citations
1 *Google Image Result for—implant—trephine—drill.jpg. 1 page. Viewed Mar. 30, 2011.
2 *Google Image Result for—type=product&image—id=1602. 1 page. Viewed Mar. 31, 2011.
Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US20140065573 *Mar 20, 2012Mar 6, 2014InnobiosurgDrill for implant surgery
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
USD736928 *Feb 18, 2014Aug 18, 2015Medical Corporation ItDental drill
USD765159Jan 31, 2014Aug 30, 2016Irwin Industrial Tool CompanyHole saw
U.S. ClassificationD24/146, D24/152, D15/139