Did You Know...
...that "patent leather" got its name because the process of applying the polished black finish to leather was once patented?
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| Number | Title | Issue Date |
| 7028990 | Temporary rooftop and stairway safety rail system A temporary rooftop and stairway safety rail system (16a & 16b) adapted to prevent workers from falling from a work surface at a height. The system includes a plurality of safety rail support assemblies (16) having a vertical suppo... | 04/18/2006 |
| 7018047 | Image projection lighting device with variable homogeneity An image projection lighting device is provided which includes a variable homogenizing system. The variable homogenizing system may homogenize light projected by a lamp across a light valve. The variable homogenizing system may vary the light across the light valve ... | 03/28/2006 |
| 6498720 | Connector and support system for a touchpad keyboard for use with portable electronic appliances An adapter that electrically couples a portable touchpad keyboard to a portable electronic appliance, wherein the adapter couples a proprietary connector of a portable electronic appliance to an interface of the portable touchpad keyboard through a modifi... | 12/24/2002 |
| 6488245 | Display stand with releasable collapsible support A point of sale display stand includes a peg type article display tray having side walls, an end wall forming shelf and a bottom wall which is inclined upright when in use. A tray support has a collapsible state and a deployed state. The support comprises... | 12/03/2002 |
| 6234433 | Display tray with collapsible releasable support A point of sale display stand includes a peg type article display and a display support that has a collapsible state and a deployed state. The support comprises two triangular sidewalls with medial foldlines and spaced upper and lower rear walls connected... | 05/22/2001 |
| 5275365 | Collapsible table height machine support A collapsible table height cart is disclosed for elevating a table top mounted case enclosed machine, such as a voting station for deployment of a direct recording electronic voting machine. The erection of the case on the cart is assisted by a series of ... | 01/04/1994 |
