Did You Know...
...that in 1800 ether was first used by partyers as a fun diversion? Sniffing the gas led to hilarious and raucous laughter as people watched each other become more and more intoxicated and silly. Several doctors independently realized the value ether would have to anesthetize surgery patients. Of those who claimed rights to the "discovery," none had a happy ending. One had a seizure and died defending his rights. Another spent his life in an asylum because he had been denied acclaim. A third became addicted to chloroform and, in a New York City jail, he soaked a cloth in the drug, severed an artery and bled to death.
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| Application No. | Application Title | Issue Date |
| 20110142537 | Assembly for covering a trench An assembly suitable for temporarily covering a trench comprises an anti-slip tile (30) and a separately formed trench cover. The anti-slip tile (30) may be releasably attached to the trench cover. The anti-slip tile (30) comprises a plurality of cy... | 06/16/2011 |
| 20090162143 | Wavy Tactile Walk Path The present invention provides a pattern-changing walk path on top of which some groove lines and some raised ridges or dots form an anti-skidding layer for children's play and games. The modular design may be disassembled into the units for storage, taking up little ro... | 06/25/2009 |
| 20070269264 | SAFETY TILE FOR PEDESTRIAN TACTILE DETECTION A safety tile for embedding into a pedestrian-accessible surface, and a method of its use, are disclosed. The safety tile comprises a substantially planar tile member that includes an upper surface, a lower surface, and at least one side surface. The upper surface inclu... | 11/22/2007 |
| 20070258765 | Polymer-based structural member Various embodiments of the present invention are directed to a polymer-based structural member for constructing floors and walkways. In one embodiment of the present invention, at least one surface of the polymer-based structural member includes a number of traction rid... | 11/08/2007 |
| 20070201949 | Detectable warning plate A detectable warning plate having integrally cast lugs. The lugs may extend from the undersurface of the plate so that they can be entrapped within concrete during installation. The plate may define a vent hole through the plate above each lug to permit air to escape fr... | 08/30/2007 |
| 20070092335 | Tactile tile product for the visually impaired, method of manufacture and methods of conducting business therewith The present invention provides a tactile tile comprising hemispherical outward protruding domes on an upper surface for pedestrian traffic, and a plurality of longitudinal and transverse members integral with each other and integral with a bottom side of the tile opposi... | 04/26/2007 |
| 20070086859 | Method for producing detectable warnings on surfaces and products thereof A method for producing detectable warnings (16) on surfaces (14) includes providing a mat (30) with a top surface (38) and a bottom surface (36). The mat (30) has a pattern of truncated dome-shaped cavities (34) with a do... | 04/19/2007 |
| 20060067788 | Road surface sound reduction system A method for reducing tire to road noise generated by vehicles on a road surface comprises generating a pseudorandom unique line pattern, providing said pattern as transverse grooves disposed in the road surface, said grooves being randomized according said line pattern... | 03/30/2006 |
| 20060039752 | Detectable warning-dots demarkation for pedestrian safety A novel small quasi-hemispherical truncated-dome modular-dot like device, which can be readily affixed to pavement in a Federally-mandated pattern via a special hole/matrix-stencil;—the resulting demarkations thereby serving to alert the Legally-blind (as well as Guid... | 02/23/2006 |
| 20050265782 | Method for giving a concrete surface visual and tactile detectable warnings, resulting surface, and components The present invention provides a method for giving a concrete surface visual and tactile detectable warnings for pedestrian traffic and users of wheeled conveyances. This method starts with an existing concrete surface on which the detectable warnings are desired. First... | 12/01/2005 |
| 20050117969 | Anti-slip step for a motor vehicle and a method of forming the same An anti-slip step for a motor vehicle is provided. The step includes a tread plate with a top surface and a bottom surface. A plurality of grip structures extend upwardly from the top surface of the tread plate and a plurality of drain structures extend downwardly from ... | 06/02/2005 |
