Laboratory jack

- Bel-Art Products, Inc.
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Description

FIG. 1 is a top plan view of a laboratory jack of the invention;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is one side elevational view thereof, the other side being a mirror image;

FIG. 6 is a top plan view of the laboratory jack of the invention in the expanded position;

FIG. 7 is a front elevational view thereof;

FIG. 8 is a rear elevational view thereof;

FIG. 9 is a bottom plan view thereof; and,

FIG. 10 is one side elevational view, the other being a mirror image.

The broken line showing some elements in the figures is for illustrative purposes only and forms no part of the claimed design.

Claims

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

Referenced Cited
U.S. Patent Documents
2023410 December 1935 Davis et al.
2071470 February 1937 Marlowe
2508934 May 1950 Berg
4025053 May 24, 1977 Stickle, Jr.
4180252 December 25, 1979 Cushenbery
4695036 September 22, 1987 Yukimoto et al.
4765595 August 23, 1988 Alten
4848733 July 18, 1989 Yamauchi et al.
D346254 April 19, 1994 Novak
6286812 September 11, 2001 Cherry
6366190 April 2, 2002 Fujita et al.
D481849 November 4, 2003 Waltz et al.
6779635 August 24, 2004 Anibas
Other references
  • Bel-Art Products, Inc. catalog, 198 p. 150, published 1998.
Patent History
Patent number: D541504
Type: Grant
Filed: Feb 23, 2005
Date of Patent: Apr 24, 2007
Assignee: Bel-Art Products, Inc. (Pequannock, NJ)
Inventors: David Landsberger (Caldwell, NJ), Francis Gomes (Jersey City, NJ), Paul Thom (Butler, NJ), Bruce Feller (Wayne, NJ)
Primary Examiner: Cynthia E. Ramirez
Attorney: Lawrence G. Fridman
Application Number: 29/224,004
Classifications
Current U.S. Class: Jack Or Jackstand (D34/31)