Patent ID: 8890694

Claim:
An anti-theft device comprising; a first component hingably connected to a second component, said first and second components rotatable along a hinge axis between open and closed positions and, when in said closed position, defining a passageway for receiving a portion of an object to be monitored; said first component comprising a latch, a first spring, and a housing defining an internal compartment, said latch including a first interlock element; said second component comprising a latch receiver for receiving said latch when said first and second components are rotated to said closed position and said latch is moved to a latched position; electronics located within said internal compartment; a blocking component comprised of a second interlock element; and, a second spring; said second spring moving said blocking component into a blocking position to prevent a return of said latch when said first component and said second component are rotated to said closed position and said latch is moved to said latched position; said first spring biasing said latch in said latched position toward said blocking component to interlock said first interlock element with said second interlock element.