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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 |
| 5645191 | Disposable safety cup A drinking container includes a cup including a bottom, a side wall surrounding an interior of the cup and having an upper peripheral edge, and a U-shaped, elongate trough integrally formed with the side wall and extending upwardly therefrom, beyond the u... | 07/08/1997 |
| 5628457 | Drinking fountain The invention pertains to a combination of elements which allow a drinking fountain to be freely moveable within a range of positions. Mobility is achieved by supporting a fountain in cantilever fashion at the end of an arm which is mountable to a support... | 05/13/1997 |
| 5472140 | Bubbler A one-piece casting for a water fountain bubbler having a cavity for a flow regulator cartridge, an inlet port, and inlet and outlet passages all integrally cast therein.... | 12/05/1995 |
| 5033508 | Sensor operated water flow control System for controlling the flow of water to a faucet head and drinking fountain with controls for an on-off switch responsive to an individual activation or approach and including a control for preventing the continuous flow of water, and readying the fau... | 07/23/1991 |
| 4946599 | Apparatus and method for converting bottled water dispensers to continuous supply systems Apparatus and methods for converting a bottled water dispenser for use with a continuous source of water are disclosed. In a preferred embodiment, means for reducing the pressure and filtering the continuous source of water are provided. In a most preferr... | 08/07/1990 |
| 4733785 | Buoyant advertising straw for beverage bottles The present disclosure is directed to a beverage container having a tapered neck portion smaller than a buoyant chamber on the container advertising straw having a flexible straw the overall length of which fits from the inside of the container bottom to ... | 03/29/1988 |
| 4699319 | Apparatus for delivering drinks on demand Apparatus for delivering liquid from a container to the mouth of a patient on demand comprises a flexible tube having first and second ends, the first end being insertable into the container, and a rigid tube having a first end attachable to the second en... | 10/13/1987 |
| 4552306 | Drinking fountain device and combination sink and drinking fountain device The present invention is directed to a drinking fountain device for substantially horizontal mounting, especially for mounting in a countertop adjacent to a sink. It is also directed to the combination of a sink and the mentioned drinking fountain device.... | 11/12/1985 |
| 4389016 | Paraboloidal drinking fountain attachment This invention, titled Paraboloidal Drinking Fountain Attachment, provides a novel means for redirecting a stream of water from a faucet into an arc convenient for drinking. The invention is for use with a movable faucet and, when provided with an extensi... | 06/21/1983 |
| 4298166 | Portable water drinking fountain A portable drinking fountain for use with an existing water supply system for irrigating land. The water supply system includes a pressurized water supply, an underground water supply conduit fluidly connected to the water supply, and at least one outlet ... | 11/03/1981 |
| 4060198 | Dispensing head assembly for fluid dispensing system and a nozzle therefor made of plastic material A dispensing head for use in a fluid dispensing system has a base member made from an inert plastic material with locking guide means at the lower section thereof and boss means at the upper section. The boss means has a shoulder a predetermined distance ... | 11/29/1977 |
