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 |
| 8096850 | Hand-held noisemaker A hand-held noisemaker for use at sporting and other events. A dome-shaped, metal ringer is secured to a shallow, cup-shaped base by a lock knob having a parallel pair of barbed ends inserted into a keyway cutout of an upstanding boss within the base. A depending, c... | 01/17/2012 |
| 7956760 | Moisture sensing strips A water leakage monitoring and response system for residential and commercial use. A flexible, elongated moisture sensor strip for placement on a floor or adjacent a baseboard or plumbing fixture comprises flexible upper and lower wires separated by a water permeabl... | 06/07/2011 |
| 7891055 | Replacement hinge pin A replacement hinge pin to cure the problem of an open door that swings waywardly under the influence of gravity. The pin has a pair of oppositely-disposed and oppositely-directed bulges for frictional engagement with the roll-formed knuckles of a butt hinge. Rotati... | 02/22/2011 |
| 7854188 | Calibrated taper crimp die An ammunition case reloading die assembly, and method of use, that provides calibrated adjustment of taper imposed on the mouth of an ammunition case. A calibrating ring or cap bears indicia in the form of polygonal faces, splines or radially-directed markings. The ... | 12/21/2010 |
| 7854033 | Apparatus and method for cleaning a mop A mobile machine for removing dry particulate matter from a mop, cloth or duster by agitation. A drum with flexible, resilient fingers rotates and agitates the mop, cloth or duster to loosen the particulate matter. An electric fan sucks ambient air and the particula... | 12/21/2010 |
| 7811455 | Removal of ammonia from fermentation effluent and sequestration as ammonium bicarbonate and/or carbonate A method for the removal and sequestration of ammonia nitrogen from anaerobic fermentation effluent while producing a higher BTU biogas. The method includes the steps of removing the slurry from the digester, stripping the ammonia from the slurry or portion thereof ... | 10/12/2010 |
| 7806957 | Balanced fertilizer production and improved anaerobic digestion efficiency A method is provided for producing a balanced fertilizer from an anaerobic digestion process. The process includes anaerobically digesting a diluted influent mixed slurry in a digestion area and producing an effluent. The process includes separating water from the e... | 10/05/2010 |
| 7753679 | Non-firing training rifle A non-firing rifle that emulates a semi-automatic or automatic rifle for training in procedures for safe handling, cleaning, and field stripping of such weapons. The non-firing rifle retains the upper receiver assembly, barrel assembly, and ammunition magazine of th... | 07/13/2010 |
| 7681481 | Calibrated taper crimp die An ammunition case reloading die assembly, and method of use, that provides calibrated adjustment of taper imposed on the mouth of an ammunition case. A calibrating ring or cap bears indicia in the form of polygonal faces, splines or radially-directed markings. The ... | 03/23/2010 |
| D609984 | House plant watering device | 02/16/2010 |
| 7658267 | Apparatus for holding scuba tanks Portable apparatus for receiving and supporting scuba diving tanks when not in use. A collapsible or folding sawhorse supports an overlying scuba tank caddy. The caddy includes a horizontal top panel and a horizontal lower panel disposed below the top panel. The top... | 02/09/2010 |
| 7584688 | Multiple-blade saw system with magnetic bearing guide blocks and ferromagnetic lubricant, coolant and coating system Improved saw guide block and fluid for a multiple blade saw assembly. Individual guide blocks are disposed between adjacent saw blades, which blades are mounted on a common drive shaft and axially spaced. Each of the guide blocks has a pair of oppositely-directed bl... | 09/08/2009 |
| 7493720 | Spent ammunition cartridge case deflector A safety device for deflecting spent ammunition cartridge cases away from a rifleman as they exit the ejector port of a semiautomatic or automatic rifle. In a first embodiment, intended for use with a rifle from which the carrying handle has been removed from the ri... | 02/24/2009 |
| D586899 | Air filter cabinet | 02/17/2009 |
| 7472960 | Recyclable event chair A foldable, recyclable chair for stadium event patrons. First and second longitudinal score lines divide a pre-scored, pre-cut blank into left and right longitudinally-extended, mirror-image sections joined by a central section. The central section comprises five qu... | 01/06/2009 |
| 7444775 | Caliber convertible AR-15 upper receiver system A system that converts an original equipment (OEM) AR-15 rifle to a rifle capable of firing cartridges of at least two different calibers. Two or more barrel liners are provided for cartridges of differing calibers. Each liner is insertable through a rear opening of... | 11/04/2008 |
| 7377275 | Imitation stone cutter A device for precise cutting of imitation stone. An upper blade is mounted to an upper blade mount assembly for vertical sliding movement over a stationary lower blade. Downward movement of a handle rotates a cam surface that engages a convex upper surface of the up... | 05/27/2008 |
| 7101322 | Weight exercise device A weight training device for providing substantially uniform resistance throughout the range of motion of each of a variety of weight lifting exercises. Upstanding front and rear stanchions are attached to front and rear portions of a base, respectively. In a first ... | 09/05/2006 |
| 7059956 | Portable game hoist A device, easily assembled and disassembled for portability, for hoisting and skinning large game in the wilderness. A pair of upright members extend upward from base members, and a cross beam joins upper ends of the upright members to form a rigid frame. A winch mo... | 06/13/2006 |
| 6993950 | Rebar cutter and bender A portable devic for bending and cutting rebar, reinforcing rod, and the like. For cutting, a shaft assembly is movable along a first longitudinal axis (A—A) between a retracted and an extended position. A movable cutting head carried by the shaft assembly coacts ... | 02/07/2006 |
| 6932525 | Keyboard arrangement for easy acquisition of typing skills A keyboard arrangement that assigns alphanumeric and special character symbols to keys based upon the shapes of the symbols in order to facilitate learning to type. Attribute classes are defined according to the number, position, direction, or contours of the line s... | 08/23/2005 |
| 6647970 | Exhaust gas recirculation and processing device for turbocharged diesel engine An exhaust gas recirculation and processing device for a turbocharged diesel engine. A reactor comprises an inner chamber substantially surrounded by an outer chamber. Within the inner chamber, compressed air from the turbocharger mixes with engine exhaus... | 11/18/2003 |
| 6632038 | Keyboard arrangement for easy acquisition of typing skills A keyboard arrangement that assigns alphanumeric and special character symbols to keys based upon the shapes of the symbols in order to facilitate learning to type. Attribute classes are defined according to the number, position, direction, or contours of... | 10/14/2003 |
| 6523301 | Floral arranging device A floral arranging device for supporting plant stems in a floral arrangement in transit from florist to customer, as well as in a floral vase. In a first embodiment, three sets of parallel, elastic bands are looped across and around a substantially annula... | 02/25/2003 |
| 6428407 | Coated abrasive tool and construction method A multi-grit manual finishing tool and method for making the tool. In a preferred embodiment, the tool comprises an ordered, linear sequence of pieces of coated abrasive connected by fully pliable hinges. The hinges allow virtually 360° rotation of the p... | 08/06/2002 |
| 6398306 | Seat cushion adjustment apparatus Apparatus for use in an easy chair for manual fore and aft, longitudinal adjustments of the seat cushion. A flexible seat cushion rests upon a carriage assembly. The carriage assembly has a pair of straight, laterally spaced-apart, fixed tracks and, longi... | 06/04/2002 |
| 6290372 | Spiral Christmas light hanger A Christmas light string holder for use on interior and exterior surfaces of buildings. The holder comprises a flexible, resilient, helical wire, a fastener such as a nail or screw and, optionally, a convex cap with a hollow recess for dressing the head o... | 09/18/2001 |
| 6241926 | Method for making an expanded polystyrene article A mold assembly and method for molding a substantially hemispherical construct from pre-expanded polystyrene beads. The mold assembly includes a female half mold; a mating male half mold; a first male mold insert mountable on the male half mold and having... | 06/05/2001 |
| 6196601 | Pet waste retriever A device for manual retrieval of solid pet waste. A funnel-shaped body is mounted on a shaft fitted with a handle. A plurality of ribs have first ends pivotally attached to a ring that is slidable along the shaft, and have opposite ends attached to a pair... | 03/06/2001 |
| 6153250 | Chitosan-stabilized peanut butter and method of preparation A natural peanut butter blend gravitationally stabilized with chitosan to prevent separation of the oil and proteinaceous phases. The blend is prepared by adding chitosan and a fatty acid, preferably stearic acid, to the oil phase, blending the oil and pr... | 11/28/2000 |
| 6145488 | Reduced volume scavenging system for two cycle engines A reduced volume scavenging system for a two cycle engine embodying a duplex cylinder having an upper cylinder bore and a reduced-diameter lower cylinder bore. The lower bore communicates with a crankcase that houses a crankshaft, connecting rod(s) and en... | 11/14/2000 |
| 6119399 | Channel guided parallelogram gate A parallelogram gate for controlling traffic on a roadway, comprised of an arm assembly that is rotatable between a raised position and a horizontal, longitudinally-extended, roadway blocking position, a housing, and a drive assembly mounted within the ho... | 09/19/2000 |
| 6120755 | Method for cleaning teeth by abrasive oral irrigation A method for cleaning teeth by abrasive oral irrigation with a slurry containing a granular dentifrice composition. The dentifrice composition is gravity fed to a liquid reservoir of an oral irrigation device of the type that provides a pulsed, liquid jet... | 09/19/2000 |
| 6076619 | All terrain vehicle for disabled persons A self-powered, all terrain vehicle designed for self-assisted transfers of a paraplegic, or other disabled person, between the vehicle and a wheelchair. A longitudinally extended vehicle underframe is carried between two track mechanisms. Each track mech... | 06/20/2000 |
| 6050018 | Sandshrimp tail fish lure A rig for bait casting sandshrimp tails, and method for using the rig. A fish hook is attached to a forward end of fishing line leader. The forward end of a longitudinally elongated bait threader is attached to a rear end of the leader. A buoyant, bowling... | 04/18/2000 |
| 6044789 | Fabric skinned inflatable dory A rigid, inflatable dory and method for constructing the same. A pre-hull is constructed by attaching to a front end of a rigid, substantially, flat bottom a forwardly inclined stempost and, to a rear end thereof, a rearwardly inclined sternpost, and by a... | 04/04/2000 |
| 6021981 | Saddle hanger for plastic pipe A saddle hanger for suspending a horizontal run of plastic pipe from any overhead structure, such as a horizontal I-beam. A U-shaped strap is provided having a longitudinal extent that is large compared to the diameter of the pipe that it supports, thereb... | 02/08/2000 |
| 5937816 | Combination carburetor backing plate and crankcase breather A combination carburetor backing plate and crankcase breather for a motorcycle engine having at least a pair of cylinders, a cylinder head mounted on each cylinder, and a valve for connecting each cylinder head to the crankcase for venting the same throug... | 08/17/1999 |
| 5934685 | Step lock piston ring insert A piston ring seal having stepped ends with feathered edges to minimize ring expander wear in high pressure hydraulic applications. The ring seal is circumferential and comprises a resilient material surrounding a longitudinal axis having width extending ... | 08/10/1999 |
| 5913800 | Rubber coated rowel A rowel for use on a spur during horseback and bull riding. A rubber composition coating is applied to a rigid metal blank comprising a central portion having a screw hole and integral, circumferentially-spaced, radiating arms. The blank is tapered radial... | 06/22/1999 |
