Locking safety utility knife

- P.S.I. Inc.

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Description

FIG. 1 is a left side elevational view of a locking safety utility knife, showing our new design, with its blade extended;

FIG. 2 is a left side elevational view thereof, wherein the the handle is extended and the blade is retracted;

FIG. 3 is a right side elevational view thereof, wherein the the handle is extended and the blade is retracted;

FIG. 4 is a front 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;

FIG. 8 is a front elevational view thereof, whereing the handle is extended; and,

FIG. 9 is a rear elevational view thereof, wherein the handle is extended.

Referenced Cited
U.S. Patent Documents
D305096 December 19, 1989 Tench et al.
D347563 June 7, 1994 Okada
D348383 July 5, 1994 Perkins
3448518 June 1969 Sklar
4277888 July 14, 1981 Szabo
4683656 August 4, 1987 Peyrot et al.
4713885 December 22, 1987 Keklak et al.
4761882 August 9, 1988 Silverstein
4823463 April 25, 1989 Lemaire
4949458 August 21, 1990 Davis et al.
4953293 September 4, 1990 Sterlacci
5303474 April 19, 1994 Keklak et al.
5426855 June 27, 1995 Keklak et al.
Patent History
Patent number: D401832
Type: Grant
Filed: Jan 24, 1997
Date of Patent: Dec 1, 1998
Assignee: P.S.I. Inc. (South Hadley, MA)
Inventors: Ronald Keklak (Amston, CT), Michael V. Couture (South Hadley, MA)
Primary Examiner: Philip S. Hyder
Law Firm: Shoemaker and Mattare, Ltd
Application Number: 0/65,222
Classifications
Current U.S. Class: D 8/99
International Classification: 0803;