Bidirectional safety knife

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Description

FIG. 1 is a perspective upper right side view;

FIG. 2 is a back view;

FIG. 3 is a right side view;

FIG. 4 is a front view;

FIG. 5 is a top view; and,

FIG. 6 is a bottom view.

The broken lines in FIGS. 2 and 4 illustrate portions of the knife that form no part of the claimed design.

Claims

The ornamental design for a bidirectional safety knife, as shown and described.

Referenced Cited
U.S. Patent Documents
3934340 January 27, 1976 Jones et al.
D260358 August 25, 1981 Wilson et al.
D346542 May 3, 1994 Birkholz
D392537 March 24, 1998 Schulz et al.
D503324 March 29, 2005 Carlson et al.
D525102 July 18, 2006 Gullicks et al.
D525852 August 1, 2006 Pearson et al.
D527603 September 5, 2006 Gullicks et al.
D540647 April 17, 2007 Ireland
D553461 October 23, 2007 Neiser
D568709 May 13, 2008 Packard et al.
D574210 August 5, 2008 Packard et al.
D580729 November 18, 2008 Packard et al.
D584935 January 20, 2009 Packard et al.
D586197 February 10, 2009 Della Polla
D586644 February 17, 2009 Packard et al.
D602324 October 20, 2009 Hancock et al.
20060236550 October 26, 2006 Gullicks et al.
20070245571 October 25, 2007 Pearson
20070283575 December 13, 2007 Hix et al.
20100095533 April 22, 2010 Takahashi et al.
Other references
  • Biddi. Downloaded Nov. 12, 2010 at http://www.sawtrax.com/Biddi.html.
Patent History
Patent number: D631724
Type: Grant
Filed: Sep 8, 2009
Date of Patent: Feb 1, 2011
Inventor: Michael Della Polla (Kennesaw, GA)
Primary Examiner: Philip S Hyder
Assistant Examiner: Roselynne Cody
Application Number: 29/316,230
Classifications
Current U.S. Class: D8/98