Did You Know...
...that in the early 1940s GE engineer James Wright was charged with a task of utmost importance to the war effort: develop a cheap substitute for rubber that could be used to produce tires, gas masks and a whole host of military gear. Wright tackled the task diligently -- and wound up inventing Silly Putty.
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| Number | Title | Issue Date |
| 7563052 | Sports floor and method for constructing such a sports floor A sports floor, comprises a substrate disposed on an underlying honeycomb structure placed on a support base. The honeycomb structure comprises a series of substantially identical cells arranged in rows. The cells include lateral cell walls adjoining each other acco... | 07/21/2009 |
| 7351004 | Aquifer replenishment system A concrete structure for replenishing an aquifer and a method for constructing the same is provided. The structure is comprised of a pavement layer with surface drains that extend through the pavement layer and into an aggregate leach field. The leach field includes... | 04/01/2008 |
| 7344334 | Paver system A paver system comprising a plurality of paver pieces and at least one substrate. Each of the paver pieces has a top surface and a bottom surface. The bottom surface of the paver pieces is configured for mating with the upper surface of the substrate, whereby paver ... | 03/18/2008 |
| 7341401 | Subsurface drainage system and drain structure therefor A subsurface drainage assembly for directing fluid drainage from a surface. The subsurface drainage assembly includes a plurality of drain structure panels linked together in a manner that permits movement of one drain structure panel relative to the adjacent drain ... | 03/11/2008 |
| 7341661 | Clarification and sorptive-filtration system for the capture of constituents and particulate matter in liquids and gases A sorptive-filtration system for removing at least one of negatively or positively charged ions, complexes or particulates from an aqueous stream. The system includes a) flow formed substantially from at least one of rainfall-runoff or snowmelt-runoff; b) a filter c... | 03/11/2008 |
| 7338591 | Method for the cathodic prevention of reinforcement corrosion on damp and wet marine structures A method is described for preventing and comabating corrosion on semi-dry, moist and wet concrete marine structures, comprising that, against the surface of the structure to be protected on a permanent basis, there is fastened an inert, conductive material, pressed ... | 03/04/2008 |
| 7309188 | Drainable base course for a landfill and method of forming the same Numerous embodiments of one or more layers of void-maintaining synthetic drainable base courses (“VMSDBC's”) are provided as incorporated into landfills and other waste containment facilities. ... | 12/18/2007 |
| 7249912 | Temporary platform or roadway and method of assembling same A temporary platform or roadway is created using one or a plurality of optionally connected support components to form a top surface upon which panels are placed. The support components are comprised of gabion containers having one or a plurality of compartments int... | 07/31/2007 |
| 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 |
| 7234893 | Road surfacing material over roadway joints, method of manufacturing, and method using the same A method of making a membrane assembly by forming at least a pair of bottom sheet membranes and at least one top sheet membrane, wherein the bottom sheet membranes are adapted to attach to and cover respective pavement sections of a roadway, and constructing each to... | 06/26/2007 |
| 7175362 | Synthetic covering systems for safety areas of airports Systems, methods and apparatuses for airport safety areas, runways and taxiways is provided. Various attachment systems for installing a synthetic covering are described. The use of artificial turf as well as various embodiments for a suitable synthetic matting for ... | 02/13/2007 |
| 7168884 | Reinforced permeable paving structure A paving structure (11) of the type having an upper wear layer (12) and an underlying sub-base layer (15) of rigid insoluble hard particulate material forming voids for the collection of water permeating through the permeable surface where layer... | 01/30/2007 |
| 7144190 | Road surfacing material over roadway joints, method of manufacturing, and method using the same A membrane assembly (100) has at least a pair of bottom sheet membranes (102), (102) and at least one top sheet membrane (104), wherein the bottom sheet membranes (102), (102) are adapted to attach to and cover respective pa... | 12/05/2006 |
| 7131788 | High-flow void-maintaining membrane laminates, grids and methods A myriad of permutations of void-maintaining membrane laminates are provided. Laminates of the invention are particularly useful for providing high performance drainage within layered paved structures such as highways, airport runways and parking lots. Void-maintain... | 11/07/2006 |
| 7108454 | Subsurface drainage system and drain structure therefor A subsurface drainage assembly for directing fluid drainage from a surface including a plurality of drain structure panels linked together in a manner that permits movement of one drain structure panel relative to the adjacent drain structure panel. The drain struct... | 09/19/2006 |
| 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 |
| 7017714 | Double deck elevator There is provided a double-deck elevator which does not cause any impacts or vibrations on each cage when adjusting the spacing in the vertical direction between upper and lower cages. Loads on an upper support beam from right and left support arms for hoisting and ... | 03/28/2006 |
| 7004674 | Pre-fabricated warped pavement slab, forming and pavement systems, and methods for installing and making same A pre-fabricated warped pavement slab and a forming system for making the slabs. The forming system includes a plurality of forming sections which can be adjusted so as to form a warped-plane pavement slab. Also disclosed are methods for making the pavement slab and... | 02/28/2006 |
| 6962463 | Construction of environmental and water-permeable paving A method of constructing an environmental and water-permeable paving, which includes the steps of connecting a plurality of frame units composed of water ducts and connecting meshes to form a great area of framework; burying the frame units into the soil, above the ... | 11/08/2005 |
| 6947742 | Aircraft location system for airports A system for providing ground location messages to an aircraft equipped with a Marker receiver, comprising a plurality of message transmitting devices arranged at different locations, each message transmitting device comprising: a ... | 09/20/2005 |
| 6939077 | Paving block There is disclosed a paving block for use in the construction of a paved surface, which paving block has a top surface, a bottom surface and at least one lateral surface extending between the top and bottom surfaces and abutting in use at least part of a lateral sur... | 09/06/2005 |
| 6925766 | Multilayer slip resistant sheet material There is provided a sheet material having a walking surface with high slip resistance. The sheet material has a flexible structural layer laminated to a mesh layer which has interconnected reinforced strands and protruding nodes to impart a high coefficient of frict... | 08/09/2005 |
| 6912751 | Expansion joint system for accommodation of large movement in multiple directions An expansion joint system which is provided to accommodate forces applied to highway construction during normal changes in ambient conditions, and which is also designed to withstand seismic forces and vehicular forces, which may be applied in transverse and longitu... | 07/05/2005 |
| 6802669 | Void-maintaining synthetic drainable base courses and methods for extending the useful life of paved structures Numerous embodiments of a synthetic drainable base course (“SDBC”), and paved structures that may advantageously include an SDBC, are provided. As a key advantage of SDBC's according to the invention, they are of sufficient capacities and structural strength to ... | 10/12/2004 |
| 6705803 | Tire foundation structure A foundation comprising one or more layers or mattresses of tires, and a fill material provided within and/or between tires of each of the mattresses. The fill material is preferably a relatively coarse aggregate and provides a porous bed having relatively high drai... | 03/16/2004 |
| 6511258 | Method for controlling the amount of ionized gases and/or particles over roads, streets, open spaces or the like There is described a method for controlling the amount of ionized gases and/or particles suspended in the air above roads, streets, open spaces or the like. This is done by establishing an electrical field between the top layer of a road, street, open spa... | 01/28/2003 |
| 6457912 | Foundation construction using recycled tire walls A foundation and a method for constructing the foundation are provided using recycled automotive tires. A portion of the respective side walls of the tires are formed into flat annular members. The annular members are laid out on the ground in an overlapp... | 10/01/2002 |
| 6227759 | Continuous welded-joint surface for skating A plastic skating surface comprising at least two sheets of plastic welded together. The plurality of welded sheets of plastic form a continuous skating surface, wherein the effects of expansion and contraction due to temperature change is limited to the ... | 05/08/2001 |
| 5967694 | Portable roadway and method of assembling same In accordance with the present invention, a roadway for supporting vehicular traffic and which can be used over a wide variety of terrains comprises a network of interconnected modular components for supporting a road bed over which vehicles can travel an... | 10/19/1999 |
| 5863148 | Prefabricated highway with end supports A prefabricated highway with end supports. The end supports include a first elongated support member for transverse engagement of a longitudinal end of the prefabricated highway section and a second elongated support member parallel to the first support m... | 01/26/1999 |
| 5846021 | Road base matrix A matrix for aggregate containment and drainage system for road-base construction, or reconstruction--provides by reuse of vehicle tires. Each tire (unit) has one sidewall removed and drain holes provided in the remaining sidewall. A plurality of these un... | 12/08/1998 |
| 5823706 | Pavements A highway pavement has a multi-layer structure (20) interposed between the subbase (24) and the subgrade (22). The multi-layer structure is also suitable for use in railway pavements. The multi-layer structure (20) comprises upper and lower flexible sheet... | 10/20/1998 |
| 5730548 | Deadening road pavement and method for its realization Deadening pavement for roads, comprising: an upper layer (10), formed by a wearing course of asphalt having an average granulometry, and a lower layer (12) supporting the wearing course (10), and which is made of cement, concrete, or similar materials, wh... | 03/24/1998 |
| 5707171 | Electrically conductive paving mixture and pavement system An electrically conductive paving mixture for use in a pavement system which prevents the accumulation of frozen precipitation on surfaces, for example, like that of an airport runway. The pavement system comprises a layer of electrically conductive pavin... | 01/13/1998 |
| 5482399 | Formation of cellular rigid pavement A method of forming cellular rigid pavement utilizing a planar orthogonal matrix of upwardly convex domed forms over which concrete is poured to create a corresponding matrix of voids within the concrete around which downward loads are distributed and whi... | 01/09/1996 |
| 5419653 | Method of making a roadway with a water-impermeable membrane layer This invention relates to asphalt concrete paving systems and how they are structured. For more than the last sixty years, such systems have been one integrated structure consisting of (1) one or more "lower supporting courses" and (2) one or more "surfac... | 05/30/1995 |
| 5342141 | Movable surface paving apparatus and method for using the same A surface paving apparatus (10) and a method for using the apparatus is disclosed herein. The apparatus is comprised of a mesh material (12) having parallel ribs (14) attached, laid upon a surface to be paved. A paving material (16) with grooves (24) cut ... | 08/30/1994 |
| 5183354 | Process for in situ recycling of electrical power distribution switchyard aggregate surfacing The present invention relates to a process for in situ recycling of aggregate surfacing used in power substations. An unsuitable aggregate surfacing contains a mixture of coarse and fine aggregate which results in an undesirably low surface resistivity. T... | 02/02/1993 |
| 5123778 | Method of paving A method of paving and resurfacing, with paving materials consisting of a matrix of particulate materials and a binder, utilizes a mat including a fabric layer with a plurality of rigid, upstanding tubular members spaced in a uniform array of staggered ro... | 06/23/1992 |
| 5082393 | Method for forming road and ground constructions A method for forming load-bearing road and ground constructions on a ground bed having a low load-bearing capacity includes assembling rigid support elements on the ground bed, forming a wearing layer above the support elements and disposing a light mater... | 01/21/1992 |
