Famous Patents
The ice cream cone was invented at the St. Louis Worlds Fair by Ernest Hamwi in 1904. His waffle booth was next to an ice cream vendor who ran short of dishes. Hamwi rolled a waffle to hold ice cream and the cone was born.
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| Number | Title | Issue Date |
| 7017911 | Remotely controlled underwater retrieval game A game comprising a submersible retrieving submarine adapted to receive and interpret RF directional command signals, an RF transmitting remote controller adapted for sending such signals to cause the craft to submerge and then cause the submerged craft to move in s... | 03/28/2006 |
| 6923706 | Aquatic toys An aquatic toy that is capable of maintaining a desired form and position in water, which includes a fabric portion, at least one hollow opening formed in the fabric portion, wherein buoyancy and or weight of or attached to the fabric portion provide at least partia... | 08/02/2005 |
| 6921315 | Toy vehicle having an integral pump assembly An integral pump assembly may be used to power a toy vehicle. The pump pressurizes fluid stored within the pressure vessel. The pressurized fluid within the pressure vessel drives the engine that powers the toy vehicle until the stored pressurized fluid has been dep... | 07/26/2005 |
| 6837521 | Foam book with improved binding and method A book with improved binding includes a front cover page having at least one binding hole extending therethrough, a rear cover page having at least one binding hole extending therethrough and at least one center page having at least one binding hole extending theret... | 01/04/2005 |
| 6412210 | Animated duck decoy An animated duck decoy having a mechanism employing a driver gear having gear teeth disposed on half its periphery, the other half being without teeth, which engages a driven gear mounted on the same axle with a grooved wheel to wind and unwind a cord att... | 07/02/2002 |
| 6088944 | Simulated feeding decoy An apparatus for oscillating a flotation device on a body of water comprising attaching a rigid extension having a buoyancy container to the flotation device, placing the flotation device in the body of water such that the buoyancy container is filled wit... | 07/18/2000 |
| 5865663 | Toy submarine ballast system A ballast system for toy submarines comprises a plumbing device, a flexible bag, a piece of wire and a rod. The ballast system draws water in and forces water out by decompressing and compressing the flexible bag.... | 02/02/1999 |
| 5566491 | Method and apparatus for animating a floating waterfowl decoy An animating device is attached underneath a floating waterfowl decoy that creates rings, ripples, and waves on the water surface emanating from said decoy giving the appearance that said decoy is alive. In accordance with one embodiment of the device, a ... | 10/22/1996 |
| 5295890 | Remotely controlled toy vehicle with water ejection capabilities Apparatus for generating a stream or burst of water through a vehicle mounted water cannon by a remote transmitter which generates signals for receipt by a receiver mounted on the vehicle for controlling the stream or burst of water.... | 03/22/1994 |
| 4919637 | Model submarine A model submarine has an inherent "fail safe" feature, so that the submarine (if submerged) will rise to its periscope depth in the event the submarine encounters a stationary object, or in the event a power failure occurs. Power is supplied by a single s... | 04/24/1990 |
| 4826465 | Model submarine A diving model submarine utilizes an automatic depth level control mechanism, water jet propulsion, a water powered aspirator for ballast tank evacuation, hydraulic control of steering, diving plane attitude, and ballast tank valve action. The model divin... | 05/02/1989 |
| 4662627 | Cartesian diving toy A Cartesian diving toy having a transparent vessel for supporting a body of liquid. The vessel has an opening spanned by a flexible diaphragm for selectively applying increasing and decreasing pressure on the liquid in the vessel. A diving assembly is imm... | 05/05/1987 |
| 4455782 | Cartesian toy with rotary movement imparting contact structure A cartesian toy including at least one partly transparent liquid container in which there is at least one freely floating body movable by buoyancy changes. This is variable in that an air bladder located in a cavity of the floating body casing is compress... | 06/26/1984 |
| 4082063 | Alternately ascending and descending aquatic article A swivel connection between one end of a tether and a figure having a buoyancy chamber permits the figure to rotate relative to the tether. The figure is heavier than water when the chamber is filled with water and lighter than water when the chamber is f... | 04/04/1978 |
