Bizarre Patents
Pizza Pie With Concentric Rings of Crust
A pizza mold for forming a plurality of concentric raised ridges of dough (i.e., crust) on the surface of a pizza pie.
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| Number | Title | Issue Date |
| 5310163 | Barriers A barrier is fixed on a wall or other perimeter structure by way of support posts. The barrier has a support shaft along which a number of rotatable units are mounted. Each rotatable unit is formed from two interengaged elements, each element having been ... | 05/10/1994 |
| 5143354 | Animal retentive fence attachment An attachment to a fence, such as a chain link fence, used to confine a dog, prevents the dog from climbing the fence or using the top of the fence to assist himself in escaping over the fence. The attachment creates a region of instability, superjacent t... | 09/01/1992 |
| 4982535 | Barrier structure A free standing barrier structure consists of two or more modular panels of height and length significantly greater than thickness, disposed to extend generally along a fence line, and a connector for pivotal joining of adjacent modular panels. Each conne... | 01/08/1991 |
| 4739970 | Rotary anti-scaling device A rotary anti-scaling device comprises a pair of substantially identical halves connected together at a relative displacement of 180° about a central transverse axis through the halves to form a unitary spike. Each half includes a central body portion wi... | 04/26/1988 |
| 4348012 | Intruder barrier An intruder barrier for mounting on the top or side face of a wall is provided. The intruder barrier consists essentially of a scaling barrier formed from a number of blades radially arranged and rotatable about a longitudinal axis so that any attempt to ... | 09/07/1982 |
| 4325651 | Protected traffic controller spikes The inclined projecting spikes used by parking lots to discourage entrance through the exit are guarded for protection of pedestrians. The guards take the form of either shrouds over the spikes or movable members disposed near the point of the spikes and ... | 04/20/1982 |
| 4270736 | Climb inhibiting rail A climb inhibiting structure for integration with, or attachment to, a fence run incorporating a longitudinally extending rod-like bearing member that is mounted in parallel-displaced relationship with the top extreme of the fence run. A series of relativ... | 06/02/1981 |
