Did You Know...
...that Thomas Edison's patent application on his phonograph was approved by the Patent Office in just seven weeks? In contrast, it took Gordon Gould, the inventor of the laser, 30 years to obtain his patent -- finally awarded in 1988!
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| Number | Title | Issue Date |
| 8136313 | Linoleum covered plate where the edge of the plate is covered with linoleum band without base A method where linoleum with a base is introduced in an apparatus, the linoleum conveyed on a working surface and advanced against a cutting edge, the cutting edge being arranged such that the linoleum, while moving in the apparatus, is separated from the base. By t... | 03/20/2012 |
| 7464505 | Staircase finishing plate arrangement A staircase finishing arrangement includes a tread portion presenting a finishing surface layer, a nosing extending across substantially the whole length of the tread portion with a supporting layer affixed to the underside of the surface layer and mortised into the... | 12/16/2008 |
| 7389613 | Height adjustable edge protector The edge protector, especially for stair edges, comprises of a step profile and a base profile being fixable on a stair. The step profile has a step part and a step riser flange that is formed thereat, and the base profile comprises a base plate on which a support a... | 06/24/2008 |
| 7380376 | Non-slip structure This invention relates to a non-slip structure, which is highly efficient in preventing a slip with no trouble caused by a through hole, thereby enhancing reliability. The non-slip structure of this invention is characterized in that a portion of a metal plat... | 06/03/2008 |
| 7303801 | Universal mat with removable strips A rubber or plastic floor mat has a series of parallel upper ribs on its upper surface which define slots in which respective strips or carpeting or the like are removably held. The strips are retained along their lengths by retaining means which run continually or ... | 12/04/2007 |
| 7266929 | Threshold and detachable sealing fin A threshold for installation atop a sub-sill of a building wall frame comprises a sill frame and a sealing fin including an upwardly extending upper panel substantially covering the entire forward edge of the sill frame. The sealing fin reduces moisture penetration ... | 09/11/2007 |
| 7264552 | Moveable gutter for bowling lanes having illumination sources A moveable gutter for a bowling lane is disclosed. The gutter includes a bumper surface that functions as a bumper when said inner edge is raised from a lower position to a fixed upper position higher than the adjacent lane surface. One or more illumination sources ... | 09/04/2007 |
| 7174682 | Transition support for flooring material A transition support for flooring extending between a floor area of a high height and a floor area of a low height, said support being in the shape of a wedge which is generally unnoticeable by persons walking across the support and which does not jostle wheeled veh... | 02/13/2007 |
| 7165362 | Glass support member A monolithic glass member for supporting loads is disclosed. The glass member includes a plurality of glass sheets that are laminated together with one or more bonding layers. One of the glass sheets has a cut out at an edge thereof to receive a connector. The conne... | 01/23/2007 |
| 7162839 | Non-slip material The invention provides a slip stopper which achieves a great slip stopping effect, and can be used for a location where a problem occurs if a through hole is opened therein. In a protruding portion that protrudes from the upper surface of a steel plate in the plate ... | 01/16/2007 |
| 7045192 | Weather resistant anti-slip panels A shapeable, weather-resistant anti-slip panel has a cut-resistant anti-slip coating on a rigid substrate and a pattern of cuttable lines; this enables the panel to be shaped by cutting the substrate along selected lines and overcomes the problem with known weather ... | 05/16/2006 |
| 7028444 | Support device for orthogonal mounting of sheet material A sheet material support device that is attachable to studs, joist, beams or other suitable framing components and that facilitates mounting orthogonal junctions of sheet material pieces without need of multiple studs is described. The device includes a fastener-rec... | 04/18/2006 |
| 6964244 | Tactile identification and direction guidance system and method A tactile identification and direction guidance system and method for blind and otherwise visually impaired persons provides a plurality of substantially identical, longitudinally elongated marker members for support on an underlying walkway in laterally spaced apar... | 11/15/2005 |
| 6920725 | False tread modules False return tread modules are provided that include a treadplate, a bullnose joined to the treadplate, a riserplate, and a stairbracket joined to the riserplate, such that the stairbracket/riserplate subassembly and treadplate/bullnose subassembly form the false tr... | 07/26/2005 |
| 6860071 | Reinforced stair tread and methods for making same A stair tread having predetermined dimensions including a top and bottom that are at least substantially parallel and substantially planar that includes a nose strip extending the length of the stair tread, having a hardwood appearance at the top, and having an edge... | 03/01/2005 |
| 6774066 | Composite structural reinforcement device A composite structural reinforcement device to be applied to structural members by wrapping in successive overlying layers includes a body formed of a first ply of resin impregnated high tensile strength material, a second ply of resin impregnated high tensile stren... | 08/10/2004 |
| 6634145 | Modular stone stair system A modular stone stair system using a plurality of modules in the form of stringers, risers, treads and landings in standardized thicknesses and widths. The risers, landings (if any) and treads have different widths dependent upon the width of the stairs d... | 10/21/2003 |
| 6606827 | Lit-up marking device for steps and grandstands This device has a principal section (1) and an auxiliary section (6) with means of attachment and detachment under pressure. The auxiliary section (6) has guides (61) for fitting an advertising support (7). The section (1) defines two wings (11 and 12), a... | 08/19/2003 |
| 6596362 | Wooden stairtread A wooden stairtread includes an elongate nose member, an elongate tread body, and a tread end member. The nose member is made of higher quality wood and has a connecting end surface and two opposite lateral end surfaces. The tread body has first and secon... | 07/22/2003 |
| 6591560 | Electrostatic dissipating flooring article The present disclosure relates to an anti-fatigue flooring article having inherent properties of electrostatic dissipation. Further, this disclosure relates to flooring article having at least two layers, wherein a first layer (comprised of dense rubber) ... | 07/15/2003 |
| 6554446 | Step illumination apparatus A step lighting apparatus comprising a coextrusion of a light reflective gray strip with a dark plastic body. The apparatus is mountable to the nose of a stair step where the reflective strip is located at the edge of the step. The strip is made from a ma... | 04/29/2003 |
| 6438909 | Heating method and assembly for staircase A heating assembly is provided which includes a metal stair tread member having an upper horizontal surface and a bottom surface for mounting on a stair tread of a staircase. A strip heating element is attached to the bottom surface of the stair tread mem... | 08/27/2002 |
| 6427395 | Elongated covering member of extruded plastic suitable for flooring, decking, seating, and like uses An elongated member suitable for flooring, decking, or seating, having a top plate formed as an extrusion of plastic material, wherein the top plate includes ribs constituted by protruding parts of parallel, spaced, elongated friction elements co-extruded... | 08/06/2002 |
| 6385923 | Transition support for flooring material A transition support for flooring extending between a floor area of a high height and a floor area of a low height, the support being in the shape of a wedge which is generally unnoticeable by persons walking across the support and which does not jostle w... | 05/14/2002 |
| 6141920 | Stair edge profile assembly A stair edge profile assembly comprises a tread angle member having a tread limb portion whose free end is in the form of a cover blade member extending over a stair tread covering. The tread angle member carries an abutment limb substantially at a right ... | 11/07/2000 |
| 6125598 | Modular traditional staircase A modular stairway assembled from a stringer having a relatively planar, flat top, an initial step module fixed adjacent a lower end of the stringer, and several intermediate step modules attached to the stringer. The initial step module includes an upper... | 10/03/2000 |
| 6115975 | Stair system A stair system employing an improved stair nose molding and back molding which provides for a stair system having a free-floating riser and a free-floating tread, the stair nose molding having a cutout with tongue for receiving grooved stair tread and a g... | 09/12/2000 |
| 6101770 | Three-piece stair nosing A three piece stair nosing is used in new construction and the reconstruction and repair of stairs, primarily for industrial and commercial applications. The stair nosing comprises a metal sub-channel, a front channel including a tread surface, and a rear... | 08/15/2000 |
| 6088976 | Removable non-skid step pad The removable non-skid pad covers a portion of a corresponding step of an exterior stair or staircase so as to allow people to use it more safely. The pad comprises a main section to be disposed on the upper horizontal portion of the step, a preformed sub... | 07/18/2000 |
| 6067758 | Stair construction element The invention concerns a stair construction element comprising a horizontal tread part and a nosing-like riser part extending vertically therefrom, for renovating a stair, in which a tread part (2) and a nosing-like riser part (3) form an integral element... | 05/30/2000 |
| 6047506 | Stair edge profile assembly A stair edge profile assembly formed of a tread angle member having a tread limb portion whose free end is in the form of a cover blade member extending over a stair tread covering. The tread angle member carries an abutment limb substantially at a right ... | 04/11/2000 |
| 5985398 | Stairtread made of a combination of higher quality wood and lower quality material The stairtread has the aesthetic appearance of a solid hardwood stairtread and presents a structural stability comparable to that of hardwood treads, but comprises a core layer made of lamellas of lower quality material glued laterally adjacent to each ot... | 11/16/1999 |
| 5913784 | Decking system A decking system utilizing non-skid plastic covers applied to specially sawn wooden deck members is disclosed. The wooden deck members include a plurality of channels or "kerfs" which are sawn or notched into one side of each deck member. The covers have ... | 06/22/1999 |
| 5907934 | Interfacing floor tile An interfacing floor tile in the form a right triangle with two adjacent sides of equal length is provided with elongated third side opposite the right triangle. Each side is formed with a row of female cavities located adjacent the sides and positioned t... | 06/01/1999 |
| 5904017 | Photoluminescent emergency egress accessory A photoluminescent safety accessory for attachment to walls, floors, stairs, handrails, ceilings or the like located along emergency egress routes. The accessory is comprised of a nonluminescent material and a photoluminescent material integrally formed w... | 05/18/1999 |
| 5840396 | Apparatus and method for fixedly attaching protective surface covers to structural substrates The present invention provides a series of protective covers and a method for attaching the protective covers to a structural substrate. The series of covers includes a temporary cover that is made from a relatively inexpensive material, and a permanent p... | 11/24/1998 |
| 5817399 | Article and method of manufacture of two-color non-slip tread or flooring plate A method of manufacturing a two-color non-slip tread or flooring plate includes the steps of dimensioning the plate, cleaning the plate and applying a bonding agent to the plate. A uniform layer of plastisol of a light color, containing gritty particles s... | 10/06/1998 |
| 5806253 | Stair nosing for laminate flooring A stair nosing for the installation of laminate flooring on stair steps. The stair molding has an elongated, rigid base member for installation of the stair nosing on the leading edge of a stair step and an elongated, flexible tread member covering and in... | 09/15/1998 |
| 5799448 | Adjustable closed-riser metal staircase system A closed-riser, adjustable rise, staircase system is provided which allows a plurality of stair treads to be assembled into staircases having different rise heights, for example, from six inches to seven inches, while maintaining the closed-riser nature o... | 09/01/1998 |
| 5787674 | Method of installing laminate covered stair nosing Laminate covered stair nosing is affixed with sheet metal prongs, extending at right angles from the top surface of a sheet metal fastener, on the leading edge of a stair step. The sheet metal fastener has a U shaped flange extending beyond the leading ed... | 08/04/1998 |
