Patent
   D420632
Priority
Apr 05 1999
Filed
Apr 05 1999
Issued
Feb 15 2000
Expiry
Feb 15 2014
Assg.orig
Entity
unknown
5
9
n/a
The ornamental design for a closed-end trailer hitch lock, as shown and described.

FIG. 1 is a perspective view of a closed-end trailer hitch lock showing my new design;

FIG. 2 is a first side view, the second side view of which is an identical mirror image, of the closed-end trailer hitch lock;

FIG. 3 is a first end view of the closed-end trailer hitch lock;

FIG. 4 is a bottom view of the closed-end trailer hitch lock;

FIG. 5 is a top view of the closed-end trailer hich lock; and,

FIG. 6 is a second end view of the closed-end trailer hitch lock.

Bills, Robert A.

Patent Priority Assignee Title
D450231, Dec 19 2000 BLAYLOCK INDUSTRIES, INC Lock for gooseneck trailer
D475954, Dec 05 2002 Safety cover for trailer ball hitch
D541135, Mar 14 2005 Master Lock Company LLC Lock
D615462, Nov 17 2008 Hampton Products International Corporation Trailer coupler lock
D653102, Jul 15 2010 Master Lock Company LLC Coupler
Patent Priority Assignee Title
3876242,
4141233, Dec 30 1977 Kingpin lock for semi-trailer type travel trailers
5052203, Jan 05 1990 Lock for truck trailers
5255545, Apr 30 1991 James M., Wheeler; Louise K., Wheeler Gooseneck trailer hitch locking device
5259223, May 22 1991 International Trade & Technologies, Inc. Kingpin security device
D254121, Sep 26 1977 Trailer king pin lock
D351604, Aug 05 1991 Groover; Arthur; Clark; Aaron Boyd; Eudy; Joe H. Self latching hitch
D402602, Mar 31 1998 BLAYLOCK TRAILER PRODUCTS, INC Universal gooseneck trailer lock
D404347, May 13 1997 Safety hook locking device for towing chains
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