Did You Know...
...Daniel Webster invented a "bull plow" to pull out tree stumps. It didn't catch on because it was huge and required four oxen to pull it!
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| Number | Title | Issue Date |
| 7374311 | Optical integrating chamber lighting using multiple color sources for luminous applications A system provides light of selectable spectral characteristic (e.g. a selectable color combination of light), for luminous applications such as signage and indicator lights. An optical integrating cavity combines energy of different wavelengths from different source... | 05/20/2008 |
| 7182244 | Mailbox A mailbox includes opposing side pieces, a bottom piece, a rear piece, and a door, all made from die-cast aluminum. The side pieces include abutting top flanges and the mailbox further includes a channel engaging the top flanges to hold the top flanges together. Scr... | 02/27/2007 |
| 7076898 | Method and apparatus for fence advertisement A system is provided to allow one to utilize fences in order to display text and designs. This is suitable for advertising applications. This is also suitable to make chain-link fences into privacy fences. The apparatus is an insert which may be snapped into positio... | 07/18/2006 |
| 7048391 | Personal reflector An apparatus comprises a structure having first and second opposite reflective sides and adapted to be removably attached to clothing. A method for signaling the presence of a user comprises providing a structure having first and second opposite reflective sides bei... | 05/23/2006 |
| 6996928 | Display system for chain link fence A display system for a chain link fence that includes a number of plastic inserts adapted to be secured within the fence link openings of a section of chain link fencing. ... | 02/14/2006 |
| 6772614 | Key ring with a diamond-shining ornamental block A key ring in the present invention includes an ornamental block and a buckle ring. The one-piece ornamental block is made of plastic material and may be any kind of configuration. A plurality of spaced cavities are disposed in the at least one surface of the orname... | 08/10/2004 |
| 6711841 | Gas discharge tube cover A display device has a support, a tubular light source, and a cover. The light source is interconnected to the support, and the cover is placed over the light source. The cover is an arc-shaped partially translucent elongated member. The cover is colored to create a... | 03/30/2004 |
| 6569522 | Light storage and reflecting device A light storage and reflecting device comprising a reflecting layer, base layer, light storage layer, and coating layer is arranged such that a thermocompression-bonding colored sheet of the base layer is bonded to the surface of the reflecting layer by a... | 05/27/2003 |
| 6526588 | Stabilization of fluorescent dyes in vinyl chloride articles using hindered amine light stabilizers A durable colored article having fluorescent properties comprises a substantially solventless polyvinyl chloride matrix, a thioxanthene fluorescent dye, and a secondary or tertiary hindered amine light stabilizer having a molecular weight less than about ... | 03/04/2003 |
| 6490819 | Decorative sheet A decorative sheet including a pattern with a third-dimensional appearance is provided. The decorative sheet has a reflective layer for reflecting incident light. On the reflective layer, a transparent layer is formed. On the transparent layer, a light sh... | 12/10/2002 |
| 6419306 | Illuminating plate for car An illuminating plate for a car has a light guide plate; a cover provided with at least one light transmitting window, and disposed on the light guide plate; and light reflecting layer formed on the rear surface of the light guide plate. The light reflect... | 07/16/2002 |
| 6382126 | Reflective and adhesive patch A reflective safety, signal, and warning patch is disclosed that is attachable to clothing articles worn by an individual or to an object includes a plurality of reflective panels that can have a variety of geometric configurations that are arranged in ei... | 05/07/2002 |
| 5992342 | Navigation aid The instant invention is a navigation aid for use in depicting the buoyage system for navigable waters. The device has a support base that is secured to the helm of the vessel having a rotatable faceplate with daymark indicia placed thereon. The device pr... | 11/30/1999 |
| 5556686 | Street address display Disclosed herein is a street address display designed to provide easier identification of property. The street address display is especially effective at night. The street address display includes a housing with transparent viewing faces, anchoring platfo... | 09/17/1996 |
| 5452532 | Customizable sign having translucent border around retroreflective message A road sign for clearly presenting a customizable message to a driver under direct and back lighting conditions, comprising a background board with an array of mounting holes. Message elements and background elements are placed into the appropriate holes ... | 09/26/1995 |
| 5309658 | Display element of transparent plastic with fluorescent colorant An element is disclosed for displaying one or more portions of characters or shapes, wherein the display element comprises partially transparent plastic in which fluorescent colorant is incorporated. Preferably the inside of one head end is provided with ... | 05/10/1994 |
| 5009019 | Sign plate for illuminated sign A sign plate for an illuminated sign having a light source includes an opaque layer on one of its faces which layer is broken by zones corresponding to a configuration of text or figures to be communicated, the zones being covered with fluorescent materia... | 04/23/1991 |
| 4842921 | Patterned mirror The invention is a multi-part patterned mirror of thermoplastic material. The mirror is formed by utilizing a numerically controlled laser cutting machine to create an opening in a sheet of thermoplastic material, and an identical cutting step to create a... | 06/27/1989 |
| 4783920 | Display device for the reproduction of characters and symbols A display device for the reproduction of characters and symbols including light sources in the form of incandescent lamps or lightbulbs, which are arranged in close proximity to each other on a substrate, such as a display device for moving illuminated wr... | 11/15/1988 |
| 4726773 | Device for depicting constellations on a ceiling Constellations are depicted on a ceiling with phosphorescent indicators of a predetermined planar surface area, which indicators are proportionally related to each other by a constant multiplication factor, to depict various star brightness magnitudes. A ... | 02/23/1988 |
| 4709307 | Clothing with illuminated display An article of clothing includes a shell forming an outer layer of the article, a liner disposed generally inside the shell and forming an inner layer of the article, and a set of light-emitting diodes or the like forming a predetermined pattern on the ext... | 11/24/1987 |
| 4686785 | Device adapted to be fixed to crash barrier guard rail The device comprises at least one reflective flag carried by a lateral rod in its turn carried by a lower bracket. The bracket is constituted by a strip of stainless steel sheet or other weather-resistant material, shaped as an arcuate hairpin for grippin... | 08/18/1987 |
| 4628422 | Display comprising light-emitting diodes and a method and an installation for its manufacture A display incorporating light-emitting diodes, comprising a reflector which is formed in a holder. A light-emitting diode is mounted in the holder and projects into the reflector through an opening. The light-emitting diode is attached in the opening with... | 12/09/1986 |
| 4214390 | Panel assembly A decorative panel assembly which includes a backing or supporting panel and a second or facing panel spaced from the backing panel. The facing panel includes a plurality of circular apertures therein and a plurality of spheres are loosely held hostage be... | 07/29/1980 |
| 4165576 | Advertising or decorative sign for representing images The invention relates to an advertizing or decorative sign for representing images, formed by a base member onto which plate-like members are removably fittable. The plate-like members have different shapes so that by suitably combining them with the base... | 08/28/1979 |
| 4059912 | Identification sticker An identification display formed by three sheets laminated together and comprising a peel-off base layer secured with adhesive to the bottom side of an intermediate layer and a top layer removably secured to the top side of the intermediate layer. The pee... | 11/29/1977 |
| 3988845 | Sign device having magnetic display characters A sign for displaying messages includes a pair of dark backing boards supported within a frame. Thin flexible discs magnetically adhere to the boards to form words, letters, and other selected patterns thereon. The outer surfaces of the discs reflect ligh... | 11/02/1976 |
| 3975849 | Reflecting triangular warning devices Triangular reflecting plastic warning devices having a hole at the top for hanging from a post or the rear of a slow-moving vehicle, a hole in each of the side legs for receiving the stub connectors of a removable sign with words such as HELP, S.O.S., STO... | 08/24/1976 |
