Patent
   D342472
Priority
Oct 07 1992
Filed
Oct 07 1992
Issued
Dec 21 1993
Expiry
Dec 21 2007
Assg.orig
Entity
unknown
12
6
n/a
The ornamental design for a security trailer hitch ball, as shown and described.

FIG. 1 is a front elevational view of the security trailer hitch ball showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

Harper, Gregory L.

Patent Priority Assignee Title
5511814, Apr 13 1995 Trailer ball lock apparatus
D392926, Mar 05 1997 Cowboy hat hitch cover
D399802, Mar 05 1997 Football hitch cover
D402599, Mar 05 1997 Basketball hitch cover
D409537, Mar 05 1997 Soccer ball hitch cover
D415986, Mar 31 1998 Hitch ball and lock assembly
D431216, Jan 12 2000 CEQUENT TOWING PRODUCTS, INC Cast draw ball hitch
D436065, Jul 31 2000 Trailer golf-ball hitch
D438828, Jul 16 1999 GRLC LLC Ball hitch stem
D443567, Nov 17 2000 Trailer hitch ball
D466452, Apr 09 2002 Hitch cover
D501434, Apr 12 2004 Lighted vehicle hitch ball
Patent Priority Assignee Title
3393924,
3410580,
4248450, Mar 05 1979 CHAPPLE, CONRAD K ; CHAPPLE, CYNTHIA Vehicle towing hitch having readily selectable tow balls
4542914, Jul 05 1984 Lockable hitch for trailern
4889356, Jan 12 1989 Trailer hitch ball assembly
5085452, Aug 27 1990 Interchangeable towing ball assembly
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