Patent
   D500661
Priority
Oct 23 2003
Filed
Oct 23 2003
Issued
Jan 11 2005
Expiry
Jan 11 2019
Assg.orig
Entity
unknown
1
13
n/a
The ornamental design for a circular door latch lock for trailers and containers, as shown and described.

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.

Melin, Gary H.

Patent Priority Assignee Title
D548044, Jun 18 2004 Securement apparatus
Patent Priority Assignee Title
3415085,
3763675,
4141233, Dec 30 1977 Kingpin lock for semi-trailer type travel trailers
4440005, Jun 08 1982 Trailer hitch ring lock
4480450, Apr 20 1981 Anti-theft device for eyelet type trailer hitches
5119649, Nov 06 1990 Locking device for recreational articles
5332251, Jul 15 1993 Trailer hitch lock
D261858, Aug 20 1979 LASSITER, WILLIAM M ; LASSITER, RANDOLPH BEESON; LASSITER, TAMMY KAREN Trailer king pin lock
D279351, Jun 02 1982 Trailer king pin lock
D281220, Dec 02 1983 Trailer lock
D402602, Mar 31 1998 BLAYLOCK TRAILER PRODUCTS, INC Universal gooseneck trailer lock
D459970, May 18 2001 BLAYLOCK INDUSTRIES, INC Lip-engaging trailer lock
D483646, Apr 29 2003 Ryadon, Inc. Trailer latch
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