Safety knife

- WA1 Designs Limited

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Description

FIG. 1 is a perspective of the safety knife from front, right side and above;

FIG. 2 is a front view of the safety knife;

FIG. 3 is a top plan view of the safety knife;

FIG. 4 is a left side view of the safety knife;

FIG. 5 is a view of the safety knife from beneath;

FIG. 6 is a right side view of the safety knife; and,

FIG. 7 is a rear view of the safety knife.

Claims

The ornamental design for a safety knife, as shown.

Referenced Cited
U.S. Patent Documents
D323967 February 18, 1992 Talbot
5282316 February 1, 1994 Anderson
D381886 August 5, 1997 Domenico
5737842 April 14, 1998 Freedman
D401492 November 24, 1998 Joseph, Jr.
5829321 November 3, 1998 Domenico
6513249 February 4, 2003 Linton et al.
D481609 November 4, 2003 Perlmutter et al.
D501126 January 25, 2005 Addis
D508390 August 16, 2005 Trbovich, Jr.
Patent History
Patent number: D540647
Type: Grant
Filed: Mar 11, 2005
Date of Patent: Apr 17, 2007
Assignee: WA1 Designs Limited
Inventor: William Alfred Ireland (Gloucestershire)
Primary Examiner: Philip S. Hyder
Attorney: Skinner and Associates
Application Number: 29/225,177
Classifications
Current U.S. Class: D8/98