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| Number | Title | Issue Date |
| 7614820 | Non-slick surface-seeded aggregate concrete and method of forming A non-slick surface-seeded exposed aggregate concrete product and method of making the same enhances the coefficient of friction of an exposed surface thereof to reduce undesirable slipping and sliding. Implementations of the present invention are characterized by t... | 11/10/2009 |
| 7322772 | Surface seeded fine aggregate concrete simulating quarried stone A method and a surface seeded exposed aggregate concrete product are provided that precisely simulate the appearance and qualities of various types of natural quarried stone, such as granite, marble, rhinestone, bluestone, and brownstone, to name a few. Implementati... | 01/29/2008 |
| 7244076 | Method for installing paving blocks A method of installing paving blocks comprises preparing an area to be paved to a desired grade. A preformed, load-bearing sheet of material, e.g., extruded polystyrene, is placed on the prepared area. Paving blocks are then laid in a desired pattern on the sheet of... | 07/17/2007 |
| 7232276 | Road reinforcement sheet, structure of asphalt reinforced pavement and method for paving road A paved road including a reinforcement sheet layer (1A) and a pavement layer (22), in which the reinforcement sheet layer (1A) includes an asphalt layer (2) laminated to at least one side of a reinforcement sheet (1) including a co... | 06/19/2007 |
| 7211314 | Mat An improved mat is disclosed. Long and short legs support the mat and cause it to feel resilient although it is fabricated from hard rubber. The mat has drain holes on vertical surfaces. Ribs prevent the mat from embedding within grating. Grit is selectively placed ... | 05/01/2007 |
| 7204658 | Light-accumulating luminous road marking material and road structure A photoluminescence road marking material which is useful for a marking of a lane of a road, has a high photoluminescence performance along with a required wear resistance and weather resistance, can find an application not only in a white line, but also various typ... | 04/17/2007 |
| 7191568 | Modular safety surface and method for preparing the same A modular safety unit having a skid resistant surface for use in a location where it is desirable to add a skid resistant surface for traction comprising a base made of resin, the base having a top side and a bottom side; an aggregate made from calcined bauxite, and... | 03/20/2007 |
| 7029744 | High traction flooring laminate The present invention relates to a laminate, preferably a flooring laminate suitable for use wherever traction is needed or desired, whether due to natural or man-made conditions either indoors or outdoors. The laminate can be applied over existing flooring. The lam... | 04/18/2006 |
| 6866914 | Artificial stone having non-slip property A novel artificial stone which contains an inorganic aggregate and a resin and has an uneven surface wherein the inorganic aggregate is exposed, wherein the average depth of concave grooves of the surface is in the range of 0.02 mm to 1.0 mm and the volume percentag... | 03/15/2005 |
| 6861141 | Pavement marking article and raised pavement marker that uses pressure sensitive adhesive A pavement marking article that has an adhesive composition for adhering the article to a pavement substrate, where the adhesive composition includes a reaction product of an acrylic acid ester of a monohydric alcohol whose homopolymer has a Tg less than 0° C., a n... | 03/01/2005 |
| 6659683 | Anti-slipping agent for frozen road surface and spreading method thereof, and apparatus for spreading the anti-slipping agent for frozen road surface An anti-slipping agent for a frozen road surface is provided by crushing a stone having flat-crushability such as black slate into flat-crushed pieces of a required grain size. Furthermore, a method for spreading an anti-slipping agent for a frozen road s... | 12/09/2003 |
| 6033146 | Glass chip lithocrete and method of use of same A surface seeded exposed particulate concrete method of use includes use of small particulates, the particulates not necessarily chemically inert in the concrete mixture. The particulates are broadcast over the upper surface of the concrete, and mixed int... | 03/07/2000 |
| 5941656 | Method of reinforcing asphalt-placed concrete structure The reinforcing method of the invention comprises the steps of removing asphalt from a concrete slab 2 of a road bridge, placing a reinforcing fiber sheet 20 onto the upper surface of the slab, preparing a fiber-reinforced composite material by impregnati... | 08/24/1999 |
| 5906889 | Pavement marking material Pavement marking material comprising a top layer, an optional base sheet, and a layer of adhesive, wherein the adhesive comprises a rubber and a high loading of tackifier. Such adhesives have been found to exhibit exceptional impact shear resistance.... | 05/25/1999 |
| 5676488 | Pavement marking with multiple topcoats A pavement marking and a method of making a pavement marking, where retroreflectivity and skid-resistance can be independently controlled while making efficient use of the optical elements and skid-resistant particles. One illustrative embodiment includes... | 10/14/1997 |
| 5593246 | Patterned chalk-resistant pavement marking and method of making A pavement marking 10 includes a base sheet 12, a barrier layer 30, a layer 32 of bonding material, a multitude of optical elements 34, and skid-resistant particles 36. The base sheet 12 contains rubber and fillers and has a number of protuberances 14 pro... | 01/14/1997 |
| 5536569 | Thermoplastic marking sheet Thermoplastic based pavement marking sheets are disclosed. The marking sheets employ a conformant composite material including: polyolefin and a nonreinforcing mineral particulate; and/or a thermoplastic upper surface. Preferably, the sheet's thermoplasti... | 07/16/1996 |
| 5503502 | Method of forming a temporary vehicle-bearing surface In order to provide a good traction surface for vehicles and a good non-slip surface for pedestrians, a temporary vehicle-bearing surface is formed by laying directly on a grassed soil surface a heavy duty plastics geonet with a gritted upper face, and se... | 04/02/1996 |
| 5453320 | Pavement marking material Pavement marking material comprising a top layer, an optional base sheet, and a layer of adhesive, wherein the adhesive comprises a rubber and a high loading of tackifier. Such adhesives have been found to exhibit exceptional impact shear resistance.... | 09/26/1995 |
| 5447387 | Traction providing device(s) for open grid bridges and methods of use The invention pertains to a device which, when inserted and affixed to an open grid deck spaces of an open grid bridge, provides increased traction for trespassing motor vehicles. The invention also pertains to methods of affixing the traction providing d... | 09/05/1995 |
| 5380549 | Method for forming traffic surfaces having double-coated bonding of anti-slip particles and containing retro-reflective beads A method for providing a traffic surface such as a path, roadway, passageway, deck, or airfield runway or taxiway with both anti-slip and retro-reflective characteristics. A first coating of paint is applied to the surface, solid particles are distributed... | 01/10/1995 |
| 5368947 | Method of producing a slip-resistant substrate by depositing raised, bead-like configurations of a compatible material at select locations thereon, and a substrate including same An article having a slip-resistant surface and method of producing the same includes metallurgically bonding raised bead-like configurations of a compatible material at select locations on the article surface. The method includes injecting, substantially ... | 11/29/1994 |
| 5204159 | Deformable, slip-free, anti-skid pads for snow and ice A deformable slip-free, anti-skid pad comprising: a bottom surface having a plurality of spikes slightly extending vertically from recessed areas of the bottom surface; and a top surface comprising a resilient material having imbedded therein particles of... | 04/20/1993 |
| 5194113 | Process for making conformable thermoplastic marking sheet Thermoplastic based pavement marking sheets are disclosed. The marking sheets employ a conformant composite material including: polyolefin and a nonreinforcing mineral particulate; and/or a thermoplastic upper surface. Preferably, the sheet's thermoplasti... | 03/16/1993 |
| 5152632 | Self-guidance bicycle track A self-guidance bicycle track is formed of a plurality of longitudinally aligned, end-to-end coupled, upwardly open U-shaped molded plastic track sections, each track section has a generally flat, central traction portion and integral, upwardly oppositely... | 10/06/1992 |
| 5114475 | Method for the preparation of a fine-grained mixture having hydrophobic properties Preparation of a fine-grained mixture having hydrophobic properties and a grain size substantially less than 0.2 mm and preferable less than 0.1 mm for asphalt-treatment and de-icing, having a hydrophobic component with a hydrophilic component of at least... | 05/19/1992 |
| 4356037 | Abrasion resistant coating An abrasion resistant coating comprising a binder having dispersed therein first abrasion-resistant particles of substantially uniform size and second abrasion-resistant particles of substantially uniform size, the second particles having diameters of les... | 10/26/1982 |
| 4296207 | Antifreeze protection of roads Residue from dressing bauxite is mixed with NaCl and ground; polyurethane foam is ground and mixed with CaCl2 ; a silicon organic compound and quartz powder is added to one or both of the ground mixtures; the grains are embedded in bituminous m... | 10/20/1981 |
| 4251586 | Road pavement and repair The use of flake glass in road pavement and repair is disclosed. In particular, we disclose improvements in the formulations of asphalt aggregate wear surfaces, substrate layers and interface layers between the substrate and wear surfaces. In one embodime... | 02/17/1981 |
| 4248932 | Extended-life pavement-marking sheet material A new pavement-marking sheet material comprises a conformable base sheet, a flexible top layer adhered to the base sheet, and glass microspheres or other particulate material partially embedded and strongly supported and adhered in the top layer.... | 02/03/1981 |
| 4175978 | Road pavement and repair The use of flake glass in road pavement and repair is disclosed. In particular, we disclose improvements in the formulations of asphalt aggregate wear surfaces, substrate layers and interface layers between the substrate and wear surfaces. In one embodime... | 11/27/1979 |
| 4146635 | Anti-skid, wear- and stress-resisting road marking tape material An improved multi-layer surface marking tape material for use on roadway pavements so as to provide a traffic regulating indicium thereon, and having an anti-skid and wear-resisting upper layer and a lower primer layer for connecting the material to said ... | 03/27/1979 |
| 4105458 | Road surfaces A road surface comprising a blend of at least two aggregate materials disposed in a binder matrix and having different rates of wear as judged by the aggregate test B.S.812 1967, each aggregate material comprising individual aggregate particles of a size ... | 08/08/1978 |
| 4094686 | Road-surface additive for preventing ice and melting snow An additive for admixture with road surface preparation materials to prevent formation of ice and to melt snow on the finished road surface. The additive is distributed throughout the road surface and comprises coated particles of a halide, e.g. calcium c... | 06/13/1978 |
| 4012537 | De-icing compositions contained in road surface material A composition for admixture with road surface preparation materials to prevent formation of ice and to melt snow on the finished road surface. The composition is distributed throughout the road surface and comprises particulate thawing substances at least... | 03/15/1977 |
| 3958891 | Aggregate elements for improving anti-skid and visibility properties of traffic regulating markings on roadway pavements There are described elements designed to be partially embedded and secured in a marking layer on a roadway pavement. Each element consists of an aggregate including a multiplicity of tiny hard and sharp particles, such as crystalline chips, and/or light r... | 05/25/1976 |
