Bizarre Patents
Pet Toilet-Like Water Disk and Food Storage
One pet-friendly inventor patented "a device for watering pets, e.g., a dog or cat." The device, he helpfully noted, "has the general shape of a toilet."
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| Number | Title | Issue Date |
| 5892159 | Mass flow rate meter A meter to measure the mass flow rate of gases passing through a flow tube, with the flow tube being incorporated as part of a flow tube assembly mounted for continuous rotation about a spin axis and simultaneous deflection about a measurement axis. Also ... | 04/06/1999 |
| 5891151 | Casting stand for foot and leg An apparatus for adjustably supporting and positioning a foot and leg to be cast that can be sterilized for use in a surgical environment. The apparatus including a foot support structure that in combination with a stand can be used to support and suspend... | 04/06/1999 |
| 5878451 | Box spring with plastic band support for mattress Box spring with plastic band support for mattress consisting of a frame (1) and a set of bands (2) made of extruded plastic positioned one by one so as to enclose the frame (1), tightened mechanically under a specific tension and joined at their ends by h... | 03/09/1999 |
| 5421731 | Method for teaching reading and spelling The present invention generally relates to a method and apparatus for teaching reading and spelling. Specifically, the invention delineates the rules governing the syllabic division and letter sounds of one, two, three, four and five syllable words. The m... | 06/06/1995 |
