Land vehicles – Wheeled – Articulated vehicle
Reexamination Certificate
2005-01-25
2005-01-25
Morris, Lesley D. (Department: 3611)
Land vehicles
Wheeled
Articulated vehicle
C280S511000
Reexamination Certificate
active
06846002
ABSTRACT:
A lock assembly for securing a trailer including a hitch ball, a lock housing, a lock washer and a nut. The lock housing is placed over the lock washer and nut to prevent the nut from turning. A threaded portion of the hitch ball is placed through a hole in the lock housing and through the lock washer and nut to secure the hitch ball. When a trailer coupler is locked to the ball portion of the hitch ball, the trailer and hitch ball are secure from theft.
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Irgens Christopher R.
Weber John
Calfee Halter & Griswold LLP
Lum L.
Master Lock Company
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