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William F. Semple, a dentist, was awarded the first US Patent on chewing gum in 1869. His recipe contained powdered chalk.
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| Number | Title | Issue Date |
| 7673624 | Disk shooting toy The disclosure is directed to a disk shooting toy comprising a body, a port extending into the body and configured to permit a disk to be inserted into the body, a slot extending into the body, and a firing mechanism configured to shoot the disk out of the body thro... | 03/09/2010 |
| 7401679 | Adaptor for mounting a sound tube in an earpiece The present invention relates to mounting of a sound tube inside a shell of a hearing aid. The invention provides a sound tube adaptor, a tool for insertion of the adaptor and a method for attaching a sound tube to a shell, the sound tube adaptor facilitating attach... | 07/22/2008 |
| 7213724 | Table tennis ball delivery device A table tennis ball delivery device adapted to be secured to or adjacent the side of a table tennis table for directing a ball to a player upon the activation of a switch by the player. The device includes a chamber for carrying a supply of table tennis balls, a bal... | 05/08/2007 |
| 7104262 | Versatile hook for hanging and storing airguns A versatile book is disclosed for hanging pneumatically actuated devices (e.g., airguns or spray guns). In the preferred embodiment, the versatile hook comprises: a hook body having a base with an annular section that defines a through-space corresponding to the sha... | 09/12/2006 |
| 6964271 | Bow suspension system A suspension system is provided for dampening vibrational energy and noise in an archery bow. The suspension system includes a limb including an axle clearance hole extending axially therethrough, an axle shaft extending through the axle clearance hole, and a bushin... | 11/15/2005 |
| 6460527 | Toy projectile system A projectile and launcher combination, in which the launcher is formed with a tubular passage having a convergently tapered inner end. A projectile element is provided at its back end with a plurality of rearwardly extending, cantilever mounted resilient ... | 10/08/2002 |
| 5199410 | Toy saucer launching and catching device A toy saucer launching and catching device comprised of a base covered with an upper cover and supported on a handle to hold a saucer seat, a curved spring rod retained between said base and said saucer seat, a push plate controlled by a trigger on said h... | 04/06/1993 |
| 5181501 | Ping-pong ball shooter A ping-pong ball shooter including a reciprocating arm mechanism composed of an abruptly returning device capable of shooting out a ball, a rotating mechanism, a ball feeding/regaining device, an eye ball reciprocating mechanism and speed changing device,... | 01/26/1993 |
| 4402507 | Ball-tossing device A ball-tossing device is disclosed that has a batting practice member that is mechanically coupled to a foot treadle plate that is pivoted on a base member. The arrangement is such that pressure on the foot treadle plate spring-loads the ball-tossing memb... | 09/06/1983 |
| 4321906 | Toy projector A sheet of resiliently bendable but relatively stiff material has a hole from which slits radiate to define a circular series of stiff but resiliently bendable tabs. When the sheet is pressed downwardly over a fairly hard ball the tabs are flexed to pass ... | 03/30/1982 |
| 4318388 | Launching device using pinching force A toy device for launching a disk, a ring or a similar circular-shaped toy missile. A pair of opposed, dog-legged arms are pivoted together in an uncrossed relationship. Each of the opposed arms has a first elongated portion with an open channel for engag... | 03/09/1982 |
| 4277068 | Disk projector and catcher A flying saucer toy consisting of a pistol and a flying disk fired from said pistol, wherein the pistol includes a pair of resilient pinching blades between which the flying disk is loaded, one pinching blade having an opposing corner while the other havi... | 07/07/1981 |
| 4137892 | Holster-shaped device for firing projectiles An amusement device simulating a holster for attachment to a belt or to the waistband of a garment. The holster retains a number of projectiles such as ping pong balls and projects the projectiles from the front of the holster each time the side of the ho... | 02/06/1979 |
| 4136569 | Thermostat resetting device A resetting device coupled to a thermostat which has a resetting pin actuated by depressing the same, comprises a body arranged to be movable towards and away from the resetting pin; a propelling device for launching the body in the direction of the reset... | 01/30/1979 |
| 4065129 | Pin ball bumper mechanism with rotational drive A bumper mechanism is disclosed which is adapted to be mounted in a pin ball machine having a playing surface along which pin balls can be projected. The bumper mechanism comprises first and second bumper elements which define a slot therebetween for rece... | 12/27/1977 |
| 4042036 | Electric impact tool This invention relates to an electric impact tool characterized by a pair of electric motor-driven counterrotating flywheels, at least one of which is movable relative to the other from a retracted inoperative position into an extended operative one close... | 08/16/1977 |
| 3952442 | Launcher for a toy vehicle, including a shim for supporting the vehicle rear end One end of an elongated launcher is placed on a rearwardly, downwardly sloping roof portion of a toy vehicle. The other end of the launcher is placed on the floor behind the vehicle so a child user may launch the vehicle by stepping on the launcher.... | 04/27/1976 |
