Patent
   D419121
Priority
Apr 05 1999
Filed
Apr 05 1999
Issued
Jan 18 2000
Expiry
Jan 18 2014
Assg.orig
Entity
unknown
0
9
n/a
The ornamental design for a trailer hitch lock, as shown and described.

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

FIG. 2 is an enlarged front view thereof;

FIG. 3 is an enlarged bottom view thereof;

FIG. 4 is an enlarged left side view thereof, it being understood that the opposite side is a mirror image thereof;

FIG. 5 is an enlarged top view thereof; and,

FIG. 6 is an enlarged rear view thereof.

Bills, Robert A.

Patent Priority Assignee Title
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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