Hoisting jack

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Description

FIG. 1 is a perspective view of a hoisting jack, showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a side plan view in partial cross section along line 8—8 in FIG. 6 thereof.

Claims

The ornamental design for a hoisting jack, as shown and described.

Referenced Cited
U.S. Patent Documents
4018421 April 19, 1977 Tallman
4131263 December 26, 1978 John
D284417 June 24, 1986 Yamagishi
D295799 May 17, 1988 Hung
4850568 July 25, 1989 Hung
5201494 April 13, 1993 Lundman
D358923 May 30, 1995 Hawkins
5431369 July 11, 1995 Hung
D364026 November 7, 1995 Hung
5551668 September 3, 1996 Hung
D388926 January 6, 1998 Sorensen
D398730 September 22, 1998 Lin
D421516 March 7, 2000 Hung
D444606 July 3, 2001 Hsu
D452597 December 25, 2001 Hung
D453983 February 26, 2002 Lin
D454419 March 12, 2002 Lee et al.
6357724 March 19, 2002 Hung
6505816 January 14, 2003 Hung
Patent History
Patent number: D480196
Type: Grant
Filed: Sep 13, 2002
Date of Patent: Sep 30, 2003
Inventor: Kun-Shan Hsu (Pei Hu Li, Chiayi City)
Primary Examiner: Cynthia E. Ramirez
Attorney, Agent or Law Firm: Rosenberg, Klein & Lee
Application Number: 29/167,322
Classifications
Current U.S. Class: Jack Or Jackstand (D34/31)
International Classification: 1205;