Patent
   D293650
Priority
Apr 12 1985
Filed
Apr 12 1985
Issued
Jan 12 1988
Expiry
Jan 12 2002
Assg.orig
Entity
unknown
1
2
n/a
The ornamental design for a trailer hitch locking device, as shown and described.

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

FIG. 2 is a side elevation view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a rear elevation view thereof;

FIG. 7 is a side elevation view thereof opposite to that shown in FIG. 2;

FIG. 8 is a side elevation view thereof similar to that of FIG. 2 but with additional locking elements including a locking bar, spring cotter pin and a padlock all of which are depicted in broken lines for illustrative purposes only and form no part of the design claimed;

FIG. 9 is a front elevation view of FIG. 8.

Donalies, Richard W., Donalies, Wilma A.

Patent Priority Assignee Title
8152194, Feb 04 2010 Utility trailer security device
Patent Priority Assignee Title
2995025,
4581908, Jul 05 1984 Trailer hitch lock
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Apr 10 1985DONALIES, RICHARD W MIDWEST MARINE DEVELOPMENT CORPORATION A CORP OF ILLINOISASSIGNMENT OF ASSIGNORS INTEREST 0043970474 pdf
Apr 10 1985DONALIES, WILMA ANNMIDWEST MARINE DEVELOPMENT CORPORATION A CORP OF ILLINOISASSIGNMENT OF ASSIGNORS INTEREST 0043970474 pdf
Oct 13 1986MIDWEST MARINE DEVELOPMENT CORPORATION, A CORP OF IL DONALIES, RICHARD W ASSIGNMENT OF ASSIGNORS INTEREST 0046160485 pdf
Oct 13 1986MIDWEST MARINE DEVELOPMENT CORPORATION, A CORP OF IL DONALIES, WILMA A ASSIGNMENT OF ASSIGNORS INTEREST 0046160485 pdf
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