Circular door latch lock for trailers and containers

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Description

FIG. 1 is a front perspective view showing my new design for a door latch lock;

FIG. 2 is a bottom plan view;

FIG. 3 is a top plan view;

FIG. 4 is a left side elevational which is a mirror image of the right side view;

FIG. 5 is a front elevational view; and,

FIG. 6 is a rear elevational view.

The broken line drawings of a trailer/container door latch and lock key are for illustrative purposes only and form no part of the claimed design.

Claims

The ornamental design for a circular door latch lock for trailers and containers, as shown and described.

Referenced Cited
U.S. Patent Documents
3415085 December 1968 Eble, Jr.
3763675 October 1973 Hofmeister et al.
4141233 February 27, 1979 Reyes
D261858 November 17, 1981 Lassiter
4440005 April 3, 1984 Bulle
4480450 November 6, 1984 Brown
D279351 June 25, 1985 Lassiter
D281220 November 5, 1985 Lassiter
5119649 June 9, 1992 Spence
5332251 July 26, 1994 Farquhar
D402602 December 15, 1998 Niswanger
D459970 July 9, 2002 Niswanger
D483646 December 16, 2003 Teskey et al.
Patent History
Patent number: D500661
Type: Grant
Filed: Oct 23, 2003
Date of Patent: Jan 11, 2005
Inventor: Gary H. Melin (Rochester, MN)
Primary Examiner: Prabhakar Deshmukh
Attorney: Briggs & Morgan, P.A.
Application Number: 29/192,473
Classifications
Current U.S. Class: D8/331; D8/343