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| Number | Title | Issue Date |
| 7323237 | Algae-resistant roofing material and methods A method of making algae-resistant shingles in which the algae-inhibiting material, usually a copper compound, is applied only to larger granules, instead of being applied to a full size range of granules. Use of the larger granules only, as algae-resistant granules... | 01/29/2008 |
| 7238408 | Roofing materials having engineered coatings An asphalt-based roofing material includes a coating having a top portion containing a mixture of asphalt and igneous and/or metamorphic rock particles, while the mat portion of the coating contains a mixture of asphalt and a filler which contains less than 10% igne... | 07/03/2007 |
| 7182988 | Chinking tape for log structures A pre-textured sealing tape is provided for sealing the chink between the stacked logs in a log structure. A paper, plastic, metal or textile type of backing support material is coated with a thin layer of flexible moisture impermeable material resembling convention... | 02/27/2007 |
| 7048990 | Dual layer shingle A shingle formed from a base sheet, with a layer of polymer modified asphalt coating the top of the base sheet, and a layer of conventional oxidized asphalt, free from polymer additives, coating the bottom of the base sheet. Both layers preferably directly contact t... | 05/23/2006 |
| 7037958 | Epoxy coating This invention concerns an epoxy coating for use as a non-skid surface for applications such as the deck of an aircraft carrier. The epoxy coating can be formulated from (a) an amine curing agent, (b) an epoxide-containing toughening agent such as a polysulfide and/... | 05/02/2006 |
| 7022398 | Moisture-impervious water-swellable clay-containing “water-stop” composition containing a water-penetrable coating A waterproofing article in the form of rod-, or rope-shaped clay-containing compositions, and a method of waterproofing using the article, whereby a water-penetrable, degradable, or water-soluble film or coating forms an outer surface of the article for avoiding pre... | 04/04/2006 |
| 7014726 | Rock laminate A rock laminate has been provided that includes a layer of rock and a flexible layer. The layer of rock has a plurality of pores that can receive fluid. The flexible layer is positioned above the layer of rock and has a portion which extends into the pores of the la... | 03/21/2006 |
| 6966660 | Article exhibiting dry and wet retroreflectivity A exposed-lens retroreflective article exhibiting retroreflection under dry and wet conditions is provided. The inventive article comprises a first set of optical elements having a first reflective layer disposed on the embedded portion of the elements. The first se... | 11/22/2005 |
| 6951679 | Surfaces of transparent resin in which marble or other stones are embedded A coated bathroom or kitchen component product includes a transparent polymerized resin and inserts of gravel of marble and/or other stones embedded substantially uniformly in the transparent polymerized resin. The inserts have a coplanar leveled surface at a surfac... | 10/04/2005 |
| 6933037 | Triple laminate roofing shingle A three-layer asphalt composition shingle where the top layer is of a full width, a middle layer is less than the full width, and a bottom layer has a width shorter than the middle layer. The middle and top layers of the shingle have tabs and cutouts. The tabs of ea... | 08/23/2005 |
| 6921566 | Cushioned grip tape A multi-layer flexible non-skid cushioning tape having a top layer of plastic material having a frictional surface thereon, an elastomeric cushioning layer comprising a neoprene/EPDM/SBR blend, and an adhesion layer of a plastic sheet with a pressure sensitive adhes... | 07/26/2005 |
| 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 |
| 6844047 | Optical element containing nanocomposite materials Disclosed is an optical element comprising substrate with a surface feature having a roughness average (Ra) of from 1 to 200 micrometers containing a dispersion of minute layered particulates in a polymer binder. ... | 01/18/2005 |
| 6841223 | Composite pavement markings Composite pavement markings with improved wear resistance and other advantages are disclosed. The composite pavement markings typically include a unitary retroreflective article attached to a base pavement marking. With the composite construction, different portions... | 01/11/2005 |
| 6838152 | Low pigments costs algae-retardant roofing granule products containing metallic copper Algae-resistant roofing granules consisting of one or two coats of a fired semi-ceramic composition having a metallic copper powder which does not significantly affect the color tint strength of the pigment contained in the coatings. ... | 01/04/2005 |
| 6830802 | Roofing membrane A roofing membrane, includes at least one support layer and a plurality of strips arranged in spaced-apart disposition at least on one side of the support layer and made of bituminous material and have a penetration depth between about 120 and 170 at a temperature o... | 12/14/2004 |
| 6818274 | Artificial turf system using support material for infill layer An infill layer for use in an artificial turf system is provided. The artificial turf system may include a pile fabric having a turf backing and a plurality of turf fibers extending upwardly from the turf backing. The infill layer may include particulate material di... | 11/16/2004 |
| 6810831 | Animal arena surface amendment A soil amendment for use in the running surface of an animal competition arena comprises highly absorbent and durable calcined clay granules. The clay granules are porous and contain micropores and microstructures to capture and retain moisture for release over time... | 11/02/2004 |
| 6803099 | Self-adhering surface covering and method of making A self-adhering surface covering is disclosed having a substrate, a pressure-sensitive adhesive layer which is disposed on the substrate and has an adhesive surface distal from the substrate, and a barrier layer disposed on the adhesive layer. In one aspect, the sur... | 10/12/2004 |
| 6800339 | Filled synthetic turf with ballast layer A synthetic turf comprises a backing with a plurality of pile filaments secured to the backing and extending upwardly therefrom and filled with particulate fill material. The fill material comprises a lower ballast layer of gravel residing on the backing and an uppe... | 10/05/2004 |
| 6746764 | Self-adhering surface covering and method of making A self-adhering surface covering is disclosed having a substrate, a pressure-sensitive adhesive layer which is disposed on the substrate and has an adhesive surface distal from the substrate, and a barrier layer disposed on the adhesive layer. In one aspect, the sur... | 06/08/2004 |
| 6746752 | Synthetic grass with resilient granular top surface layer A synthetic grass assembly for installation on a supporting soil substrate includes a pile fabric with a flexible sheet backing and rows of upstanding synthetic ribbons representing grass blades, extending upwardly from an upper surface of the backing. An infill lay... | 06/08/2004 |
| 6740607 | Substrate with stretch and heat sealing properties to make a multidirectional restraint module design The invention is directed to coating a plurality of polyurethane films onto a stretchable knit fabric substrate and heat sealing such substrates together to yield an air curtain or air bag having improved air-holding properties. ... | 05/25/2004 |
| 6733876 | Flexible abrasive article The present invention provides a flexible abrasive article containing minimal releaseable amounts of physical and chemical contaminants that may be used to clean surfaces. The abrasive article is made of a foraminous substrate, at least one binder and abrasive parti... | 05/11/2004 |
| 6699415 | Surfaces of transparent resin in which marble or other stones are embedded A process for the production of a manufactured article for coatings, for components of sanitary ware, kitchen fittings, etc., in polymerized transparent resin in which marble and other stones are embedded. The surface of the product is worked by brushing ... | 03/02/2004 |
| 6638601 | Coated abrasive having laminate backing material and method of making the same The invention provides coated abrasive products having as a backing material a barrier-coated tear-resistant laminate of fabric and paper overcoated on the barrier coating with an abrasive coating. The coated abrasive product is made by laminating at leas... | 10/28/2003 |
| 6630226 | Composite cutting line for brush cutters and edge trimmers A cutting line intended to trim and cut vegetation which can be used in rotary-head implements such as brush cutters and edge trimmers. The cutting line consists of a core of the monofilament type, which is coated with a granular coating, especially in th... | 10/07/2003 |
| 6627315 | Artificial stone The following artificial stone having a deep color tone and a glaze and having a luminousness is provided at low costs. An artificial mixture in which a fine powder component of an inorganic material having a size of from 5 to 70 mesh is used, the sum of this ... | 09/30/2003 |
| 6583202 | Roofing membrane This invention relates to a roofing or siding membrane comprising a non-woven mat coated with an asphaltic composition containing, in addition to 35-75 wt. % bitumen, a mixture of isotactic and amorphous propylene polymers and between about 0.08 and about... | 06/24/2003 |
| 6551689 | Synthetic grass with resilient granular top surface layer A synthetic grass assembly for installation on a supporting soil substrate includes a pile fabric with a flexible sheet backing and rows of upstanding synthetic ribbons representing grass blades, extending upwardly from an upper surface of the backing. An... | 04/22/2003 |
| 6548145 | Roofing granules with a decorative metallic appearance Colored roofing granules and methods for their preparations, having decorative metallic appearance and enhanced stability against discoloration of color containing a silica-encapsulated metallic flake or colored lamellar effect pigment distributed in an i... | 04/15/2003 |
| 6519905 | Reversible roofing panel and method for making a roofing panel A roofing system (10) adapted to be supported on a support surface (18), the system including a plurality of panels (14) arranged in partially overlapping relation to form a roof, the panels each having first (42) and second (44) side edges, an upper (26)... | 02/18/2003 |
| 6516572 | Slate and interlayment roof and a method of preparing the same An improved roof and method wherein each course of slate is underlaid with an interlayment material layer such that the interlayment material acts as a base to the through joints, resulting in a reduction in the amount of slate used by approximately 40% t... | 02/11/2003 |
| 6500520 | Particle coated bonding systems for hydratable cementitious composition casting and methods for making same Coated articles, methods for making such articles, and waterproofing systems incorporating these. An exemplary coated article comprises a body with surface coating of inorganic particles reactive with hydroxide generated from hydration of concrete or mort... | 12/31/2002 |
| 6482308 | Canvas abrasive material and grinding process A canvas abrasive material has a coating of resin and abrasive grains on a woven fabric layer, wherein the crossing places of the yarns form grinding places and free places that are distributed in a grid form over the surface of the abrasive material. A V... | 11/19/2002 |
| 6436510 | Low-flammability shingle The present invention relates to a low-flammability shingle comprising at least one double-sidedly bituminized textile sheet material to whose surface has been applied a pulverulent or flaky flame protectant at least single-sidedly, and to roofs comprisin... | 08/20/2002 |
| 6399181 | Non-skid surface structure A non-slip, water resistant, oil resistant surface structure for use where water and/or oil are likely to create a slippery surface, including a rubber-bottom mat upon which a thrice coated, non-slip surfaced substrate is fastened, the coating on the subs... | 06/04/2002 |
| 6312786 | Composite sheet and method of manufacture thereof The invention concerns a multiple-layer composite sheet and a method of manufacturing such a sheet. The composite sheet comprises a supporting sheet bonded to a "hetero sheet". The hetero sheet consists of a heterogeneous blend of an elastic thermoplastic... | 11/06/2001 |
| 6235372 | Color stable pigment for granular surface coated roofing and siding shingles This invention relates to a color stable pigment composition for coating hard mineral granules employed for weather surfacing asphalt roofing and siding shingles. The composition is a 40-60% aqueous slurry of pigment containing ferrosoferric oxide and a s... | 05/22/2001 |
| 6190754 | Variegated shingle and method of manufacture The variegated shingle comprises a shingle layer having front and rear surfaces the front surface including a butt portion and a headlap portion. The shingle layer contains granules on the front surface forming a plurality of horizontal striations providi... | 02/20/2001 |
