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Publication numberUSD660675 S1
Publication typeGrant
Application numberUS 29/393,797
Publication dateMay 29, 2012
Filing dateJun 9, 2011
Priority dateJun 9, 2011
Publication number29393797, 393797, US D660675 S1, US D660675S1, US-S1-D660675, USD660675 S1, USD660675S1
InventorsDonald Gringer, Yuan Fang Cheng
Original AssigneeAllway Tools, Inc.
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Twin blade head for a knife
US D660675 S1
Images(3)
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Claims(1)
  1. The ornamental design for a twin blade head for a knife, as shown and described.
Description

FIG. 1 is a top, front and left side perspective view of the twin blade head for a knife showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevational view thereof, the rear elevational view being a mirror image thereof; and,

FIG. 5 is a right side elevational view thereof, the left side elevational view being a mirror image thereof.

The straight horizontal lines below the twin blade head for a knife in FIGS. 1, 4, and 5 indicate boundary between claimed and unclaimed subject matter. The remaining broken lines in the figures show portions of the knife that form no part of the claim.

Non-Patent Citations
Reference
1"Tile Installation Tools", Ace Industrial (Ningbo) Co., Ltd, 2005.
2Allway Tools, Soft Grip Tools for Hard Hat Jobs, 2008.
3Better Tools Full Line Catalog, www.better-tools.com, 2007.
4Betters Tools LLC Catalog, www.better-tools.com, 2003.
5Biss Product Development, Striker Hand Tools, www.StrikerHandTools.com.
6Husky Medium Utility Knife (front and back views).
7Husky Sure-Grip Folding Lock-Back Utility Knife.
8Lewis Knives, Knives and Blades, 2007, p. 5.
9Nebo Tools, The Perfect All Purpose Work-Knife, Folding Lock-Back Blade & Lock-Blade Utility Knife.
10Olfa Products, Safety Cutters & Blades, www.olfa.com, 2007.
11Olo Safety Carton Cutter, Division of World Kitchen, Inc., Flyer, 2007.
12Pacific Handy Cutter, Safety First System, Store Supply Safety Catalog, 2004.
13Rong Xin Tools, Folding Lock-Back Utility Knife.
14Safecutting, Michigan Safety Products, www.safecutting.com, 2011.
15SafetyKnife, www.safetyknife.com.
16 *Selection of Twin Blade Heads for Kever Kutters. Snagged Mar. 21, 2012 at http://www.kleversales.com/.
17Spectrum Tools Catalog, Spectrum Tools, A Division of Pacific Handy Cutter, Inc., Costa Mesa, California, www.razortools.com.
18Stanley Hand Tools, Knives, Fixed Blades, The Stanley Works, 2005.
19Vanguard Technetics, Inc., SafetyKnife.com., 2011.
Classifications
U.S. ClassificationD08/98