FIG. 1 is a perspective view of a lockbox for a coupler of a trailer;
FIGS. 2-7 are top, left side, right side, bottom, front, and back views, respectively, of the lockbox.
FIG. 8 is an exploded perspective view of the lockbox.
FIG. 9 is a perspective view of a bottom assembly of the lockbox separated from a top cover of the lockbox;
FIGS. 10-15 are top, left side, right side, bottom, front, and back views, respectively, of the separate bottom assembly; and,
FIG. 16 is a perspective view of the top cover of the lockbox separated from the bottom assembly;
FIGS. 17-22 are back, front, left side, right side, top, and bottom views, respectively, of the separate top cover.
| Patent |
Priority |
Assignee |
Title |
| 3857575, |
|
|
|
| 4032171, |
May 17 1976 |
|
Trailer hitch locking device |
| 4141569, |
Aug 10 1977 |
|
Theft prevention device |
| 4373303, |
Jun 30 1980 |
|
In-ground trailer post assembly |
| 4459832, |
Mar 22 1982 |
|
Trailer hitch lock |
| 4538827, |
Apr 16 1984 |
|
Ball hitch trailer lock |
| 4577884, |
Apr 30 1984 |
|
Trailer hitch |
| 4730841, |
Jun 22 1987 |
|
Trailer hitch locking device |
| 4756172, |
Jul 06 1987 |
Robert Welborn, Hightower |
Trailer lock |
| 4774823, |
Apr 20 1987 |
FLIP-LOCK II, INC |
Trailer hitch lock |
| 4836570, |
Apr 07 1988 |
|
Trailer hitch |
| 5087064, |
Jul 27 1990 |
CONWAY, GARY |
Anti-theft and safety device for a ball and socket trailer hitch |
| 5094423, |
Sep 24 1990 |
Kinquist Corporation |
Trailer security device and method |
| 5195339, |
Aug 10 1990 |
International Trade & Technologies, Inc. |
Security device for a trailer hitch or similar article |
| 5351511, |
Mar 23 1993 |
Palma Auto Boot/Palma, Inc. |
Trailer kingpin locking device |
| 5584495, |
Jun 01 1995 |
|
Trailer hitch locking assembly |
| 5700024, |
Sep 22 1995 |
|
Coupler locking device and method |
| 5775139, |
Jun 10 1997 |
|
Trailer hitch lock |
| 5873271, |
Aug 24 1994 |
|
Trailer vehicle security device |
| 6070441, |
Jan 04 1999 |
|
Trailer hitch security device |
| 6406052, |
Mar 10 2000 |
|
Secure trailer hitching post |
| 6588239, |
Aug 19 1998 |
Stacker Stop Euro AB |
Locking device |
| 7107799, |
Jan 08 2004 |
|
Ball hitch locking device |
| 20110113992, |
|
|
|
| 20140000327, |
|
|
|
| 20140008246, |
|
|
|
| D480338, |
Sep 20 2002 |
|
Vehicle hitch cover |
| D496888, |
Jan 15 2004 |
|
Anti-rattle cover for a trailer ball |
| D618598, |
Feb 24 2009 |
|
Vehicle hitch bumper sticker display |
| D661627, |
Jun 13 2011 |
GM Global Technology Operations LLC |
Vehicle tow hook |
| D690241, |
Jan 21 2013 |
GUSHILL INDUSTRIES INC |
Trailer hitch lock |
| D697838, |
Nov 28 2012 |
|
Adjustable receiver hitch |
| D697839, |
Jan 02 2013 |
S.P.E.P. ACQUISITION CORP. |
Sealed lever latch |
| D698285, |
Feb 16 2013 |
|
Universal coupler |
| GB2126549, |
|
|
|