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| Number | Title | Issue Date |
| 8282311 | Paving block formed of rubber crumb and a method of manufacturing the same A hollow paving block comprises a substantially planar member having a first surface and a second surface opposite the first surface. The first surface of the planar member is a textured surface which functions as a top of the paving block. A side wall extends along... | 10/09/2012 |
| 8002494 | Paving stone and method A concrete cast stone resembling a flagstone for use with other ones of the concrete cast stones for covering a surface. The concrete cast stone comprising a body having a peripheral contour of non-repetitive jagged shape for interlocking engagement of a plurality o... | 08/23/2011 |
| 7270497 | Paving element A cluster of paving elements is formed with a peripheral edge having a re-entrant formation formed between the upper supporting surface and the lower, supported surface. The formation engages a complimentary formation on an adjacent cluster to inhibit relative movem... | 09/18/2007 |
| 7249911 | 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 ... | 07/31/2007 |
| 7243469 | Textured laminate flooring A decorated floor panel having a core with a top surface and an opposite bottom surface; a decorative layer coupled to the top surface of the core, the decorative layer having a desired aesthetic appearance; and a wear layer coupled to and substantially covering the... | 07/17/2007 |
| 7223048 | Performed pavement warning assembly method A detectable pavement warning assembly includes a web having a plurality of projections attached to one another by linear connectors, a planar cover with a series of apertures for receiving the projections therethrough and an adhesive sheet. In use a rigid substrate... | 05/29/2007 |
| 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 |
| 7160053 | Bamboo mat board and method for producing the same A bamboo mat board element with a double-layered construction, a constant dimension, each of the elements is formed with a projecting tenon at each of two adjacent sides, respectively, and a concave mortise at each of the other two adjacent sides, respectively, for ... | 01/09/2007 |
| 7114298 | Roll-up floor tile system and method A plurality of interlocking tile pieces form a generally flat traffic-carrying surface. The tile are locked together in a manner to form a plurality of non-bendable tile joints. The tile includes a hinge or fold line along a first axis and a hinge or fold line along... | 10/03/2006 |
| 7108448 | Paving stone kit A block pavement comprising (concrete) paving blocks (11, 12) is formed in such a way that individual paving strips (21, 22) adjoining one another are delimited from one another by strip joints (23, 24) designed in a wave-like manner. Each pavin... | 09/19/2006 |
| 6962464 | Method for constructing a water resource recycling system An environmental water resource recycling system of the invention comprises pluralities of drainpipes units, which includes pluralities of drainpipes engaged in pluralities of holder holes formed by coupled frame strips, and sealing lids covering the opening at one ... | 11/08/2005 |
| 6942421 | Manufacture of articulated, predominantly concrete mat In the manufacture of an articulated, predominantly concrete mat, which comprises concrete blocks and a flexible geogrid embedded in such blocks and in which the flexible geogrid defines flexible members connecting such blocks to one another, an intermediate article... | 09/13/2005 |
| 6898906 | Floor covering element consisting of artificial stone material and set of floor covering elements A ground covering element having the basic shape of a square. All four basic sides of the around covering element have an engaging profile, each profile being symmetric with respect to a central axis of symmetry. Opposite engaging profiles are mirror images. Each en... | 05/31/2005 |
| 6890124 | Method for providing a pre-cast detectable warning tile system A pre-cast textured tile system and method for positioning on walkways, crosswalks and other areas of pedestrian traffic for providing direction and warning to visually handicapped persons. The tile may be made for embedding in fresh concrete on a walking surface an... | 05/10/2005 |
| 6878430 | Floor covering of an elastically deformable material A floor covering (1) made of an elastically moldable material, in particular from a synthetic rubber, which is provided with a regular arrangement consisting of first projections (3) on the upper side (1a) and with a regular arrangement o... | 04/12/2005 |
| 6547487 | Wave dissipating blocks for constructing a seawall A block assembly for constructing a seawall and dissipating waves. The block assembly includes a block comprising a front wall, a left side part and a right side part. The left and right side parts include stepped surfaces and a plurality of round shaped ... | 04/15/2003 |
| 6536988 | Construction kit made of concrete paving stones The invention relates to a construction kit made of concrete paving stones comprising substantially prismatic stone bodies of a uniform height and upright lateral surfaces. A plurality of stone paving stones (2) arranged in rows and having the same width ... | 03/25/2003 |
| 6523312 | Wall forming system for retaining and non-retaining concrete walls A novel wall forming system for retaining and non-retaining concrete walls (19) comprising of at least one flat wall foam panel (22), at least one radius wall foam panel (23), at least one corner wall foam panel (24) having the following features; a rod--... | 02/25/2003 |
| 6488441 | Method and means for forming road signs According to the invention, blocks (10) are formed of rigid colored material shaped as mosaic components of the road sign; the sign is then composed by arranging the blocks (10) as a mosaic, and incorporatedly inserting the blocks (10) into the upper laye... | 12/03/2002 |
| 6443667 | Landscaping tile A landscaping tile for stabilizing hillsides that includes a top surface which is textured to simulate a bed of gravel, river rocks, or the like. The landscaping tile is flexible and conforms to the topography of the land. The landscaping tile is secured ... | 09/03/2002 |
| 6430886 | Building stone and masonry formed therefrom A building block for forming a masonry structure comprises at least two stone members disposed one above the other and connected firmly to each other, each of which having a wide section at one end and a narrow section at the opposite end. The sections ma... | 08/13/2002 |
| 6250845 | Erosion control apparatus An apparatus for use in erosion control comprising a primary member and a secondary member pivotally connectable to the primary member to form a unit. The unit can be connected to another like unit to form a protective network of such units.... | 06/26/2001 |
| 6168347 | Set of paving stones A set of paving blocks wherein each block is a prism having side and end walls that are irregular in outline but are contained only within a respective virtual rectangular perimeter. The rectangular perimeter has a length L in a X axis and a width W in a ... | 01/02/2001 |
| 6079902 | Revetment system The improved revetment system is created using a plurality of substantially identical blocks which comprise a body having at least one channel therein leading to a slot and at least one arm extending outwardly of the body and terminating in a locking ear.... | 06/27/2000 |
| 6074127 | Resin decking The top surface of a resin decking has an inclined plane which inclines downward from the center to the periphery. The height of the periphery of the top surface is uniform. Convex elongated portions or protrusions for guiding drainage are provided extend... | 06/13/2000 |
| 6026625 | Angular interlocking floor tile A angular interlocking floor tile is provided with a generally flat top surface, a parallel bottom surface, wherein the tile includes two elongated sides which converge to a point or short inner side at one end and which sides diverge at an internal angle... | 02/22/2000 |
| 5941657 | Floor covering made up of pentagonal concrete moulded parts with joints between them The invention relates to a ground covering of pentagonal shaped concrete slabs (F1) placed against another with joints. The shaped slabs are simple to produce and simple to lay and in order to give such a covering an appearance similar to a gro... | 08/24/1999 |
| 5921705 | Surfacing blocks A surfacing block (1) has upper and lower surfaces (2, 7) bounded by walls (5) extending between the surfaces (2, 7). The surfaces (2, 7) are of a generally cruciform shape having four arms (4) each of which extend in a direction substantially parallel to... | 07/13/1999 |
| 5884445 | Paving block array A unitary paving block having an exposed surface in use having a multitude of markings to simulate individual, random paving elements has a periphery with a shape which enables the block to be laid with other similar blocks in an irregular, substantially ... | 03/23/1999 |
| 5797698 | Paving elements for the water-permeable reinforcement of surfaces A paving element for the water-permeable reinforcement of surfaces, said paving element comprising a top surface, a bottom surface and a plurality of sides. One or more of the sides have vertical recesses extending from the top surface of the paving eleme... | 08/25/1998 |
| 5775835 | Embedment tiles for pedestrian platforms and walkways The present invention provides a textured tile for embedment in fresh concrete on a platform or walking surface comprising a generally planer element with an upper surface and a lower surface, said upper surface having a plurality of upper projections the... | 07/07/1998 |
| 5678370 | Surface covering A surface covering formed by planar components includes a plurality of concentric rings with each ring formed by corner components having two pairs of parallel sides of different length. The shorter sides of the pairs of parallel sides meeting at an angle... | 10/21/1997 |
| 5678337 | Three-dimensional signage for a horizontal surface The present invention pertains to signage comprised of symbols or indicia that is adapted to be attached to a horizontal surface, such as pavement, asphalt or cement. The signage is comprised of a plurality of separate signage portions, each of which has ... | 10/21/1997 |
| 5645369 | Plate-shaped paving stone, in particular made of concrete A paving stone, in particular made of concrete, is utilized to produce a stable, highly water-permeable flooring. The paving stones are provided with two opposed side surfaces and two opposed end surfaces, each side and end surface having a trapezoidal re... | 07/08/1997 |
| 5625990 | Inerlocking ground covering element This invention provides an interlocking ground covering element, the shape of which is an abstraction of the shape of the state of Texas. The interlocking of multiple adjacent elements is obtained by the inherent projections and recesses comprising the el... | 05/06/1997 |
| 5533827 | Paving stone construction set A concrete paving stone adapted to be disposed in circular and elongate paving configurations. The paving stone includes at least two side walls and a substantially planar upper face, each of the side walls being an arched side wall and including an eleva... | 07/09/1996 |
| 5499888 | Bidirectional roadway for wheeled vehicles A roadway for bicycle and other tired wheel vehicles formed of a plurality of end-to-end abutting tiles, preferably of a structural foam plastic such as polyethylene includes a generally rigid base having opposed top and bottom surfaces, with the top surf... | 03/19/1996 |
| 5496129 | Frangible interlocking paving stone A paving stone (10) is provided which includes individual sectors (20, 30) of uniform size and shape. Each sector (20, 30) is joined together to form a unique pattern such as a cross-paver (10), a Z-paver (110) or an S-paver (210). Some sectors (20, 30) a... | 03/05/1996 |
| 5449246 | Method and apparatus for constructing patterned pavements An apparatus for use in the in situ construction of patterned pavement includes a container (14) and a matrix of capped tubes (15) mounted to the floor of the container. Concrete (17) is distributed within the container and about the tubes and allowed to ... | 09/12/1995 |
| 5360285 | Set of shaped stones and shaped stone for paving ground areas with wide gaps therebetween A set of shaped stones for paving ground areas with wide gaps between the shaped stones is provided which comprises first and second shaped stones, with the second shaped stones having a smaller plan view area than the first shaped stones. A plurality of ... | 11/01/1994 |
