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 |
| 7140599 | Coupling systems and methods for marine barriers A marine barrier system comprising first and second barrier sections and a coupler system. The first and second barrier sections comprise first and second main flotation members, respectively, and each main flotation member contains buoyant material. The coupler sys... | 11/28/2006 |
| 6962012 | Apparatus for grooming a baseball infield A grooming implement is used for athletic fields, particularly the infield of a ball field. A frame has a tongue on a forward end for attaching to a towing vehicle. The frame has a longitudinal beam and a transverse beam on a rearward end that is supported by a pair... | 11/08/2005 |
| 6038795 | Dredger with lockable rear door A dredge having substantially a box-like shape, with an open front face and an open rear face, the rear face having a door hinged thereto and a lock member to hold the door in a locked position. An A-shaped frame member is pivotally secured to the front e... | 03/21/2000 |
| 5718295 | Ground levelling blade The present invention consists of a mobile device that can be attached to the underside of existing mining machines thus eliminating the large number of ground levelling machines used in the mine, and increasing both air quality and worker productivity. T... | 02/17/1998 |
| 3992791 | Slope grader with longitudinally movable guide frame An attachment for a jib crane to enable it to be used for grading and carrying out other work on sloping banks has a more or less horizontal auxiliary jib mounted beneath the main jib of the crane, a carriage movable fore and aft along the auxiliary jib, ... | 11/23/1976 |
