Class 428/455 - Of cork

Subclass of Class 428 - Stock material or miscellaneous articles
Definition: Product in which at least one layer contains the bark of
No. of patents: 40
Last issue date: 10/23/2007

Number	Title	Issue Date
7285315	Closure in synthetic material for containers The present invention relates to a closure which is made of synthetic material with characteristics similar to or even better than those of cork and which can therefore be used in all applications in which a cork closure is normally used. In particular, the closure ...	10/23/2007
7186453	Resilient floor covering with regenerative, dirt-repellent surface A resilient floor covering with a regenerative, dirt-repellent surface contains a matrix based on natural and/or synthetic materials and at least one substance that is capable of migrating within the matrix and the amount of the substance is in excess of its compati...	03/06/2007
6544649	Method for manufacturing an improved hog fuel board using a catalyst A hog fuel board is made by placing a hog fuel mat including an ammonium chloride catalyst with flexible non-sticking layers on outside surfaces between screens in a preheated platen press and pressing the mat to preset stops and for a predetermined time ...	04/08/2003
6248405	Material containing polyreaction products for the coating layer of planar structures The present invention relates to materials containing polyreaction products cured by UV radiation in presence of at least one UV initiator and/or electron radiation and/or IR radiation, planar structures based on renewable raw materials which contain thes...	06/19/2001
6235748	Oxo-substituted compounds, process of making, and compositions and methods for inhibiting parp activity A compound of formula I containing at least one ring nitrogen: ##STR1## or a pharmaceutically acceptable base or acid addition salt, prodrug, metabolite, optical isomer or stereoisomer thereof....	05/22/2001
6212838	Floor material and flooring using the floor material The present invention provides a floor material and a flooring method which satisfy the various functions required of a floor while reducing the building costs and construction term. The floor material consists of a surface decorative member 2 formed from a ...	04/10/2001
6007891	Message board eraser, eraser holder and attaching mechanism An eraser for a dry surface erase is disclosed. The eraser includes a cylinder having a tangentially extending flat surface to thereby form a "b" shaped member. The cylinder is provided with a covering of felt, cloth or other substance suitable for erasin...	12/28/1999
5955170	Bulletin board mail holder and mail holder attaching mechanism A mail holder for a message board having a retaining grip, an elongate rear portion extending from the retaining grip, a bottom portion extending substantially perpendicularly from the elongate rear portion, and an elongate front portion extending substan...	09/21/1999
5948498	Multi-purpose message board A multi-purpose message board having a mounting panel and a plurality of spaces thereon with a multi-page permanent record unit, and a single sheet temporary record unit mounted in two of said spaces. The message board is formed of a single sheet of mater...	09/07/1999
5721026	Aqueous silicone/(CO) polymer dispersions crosslinkable into elastomeric state Aqueous silicone dispersions crosslinkable into elastomeric state on removal of water therefrom under ambient conditions, well adapted, e.g., for the production of elastomeric silicone seals in the construction industry, include an oil-in-water base emuls...	02/24/1998
5658635	Bulletin board and accessory attaching mechanism A message board comprising a bulletin board fixedly mounted on a backing of heavy cardboard or other substrate, and an optional dry-erase laminate fixedly mounted onto the bulletin board. A frame is fixedly secured to the edges of the bulletin board and b...	08/19/1997
5641573	Printed synthetic resinous corks and method of making same A method for printing the cylindrical side surfaces of synthetic resinous corks used for wine bottles which are normally not receptive to printing inks. The method includes the steps of gas flame heating of the corks to slightly soften the surface and dep...	06/24/1997
5527568	Combination bulletin an dry-erase message board A message board comprising cork board or other tack penetrable material fixedly mounted on a backing of heavy cardboard or other substrate, and dry-erase laminate fixedly mounted onto the cork board. The laminate generally occupies the central portion of ...	06/18/1996
5384999	Display panel having dual securement means A display board, panel, or wall section comprising a penetrating object permeable panel and a ferromagnetic apertured material, preferably a wire mesh, disposed on a surface of the permeable panel, the apertured material being exposed to view and being ad...	01/31/1995
5358756	Motor vehicle veneered interior trim component and method of assembly thereof In veneered components for the body interior of motor vehicles, in particular for the interior of motor cars, the components are provided on the exposed side of the base part with a thin, decorative cover layer, firmly adhering thereto, of a peelable natu...	10/25/1994
5295342	Display panel having dual securement means A display board, panel, or wall section comprising a penetrating object permeable panel and a ferromagnetic apertured material, preferably a wire mesh, disposed on a surface of the permeable panel, the apertured material being exposed to view and being ad...	03/22/1994
5290622	Board structure A board structure used for the base material of a molded ceiling member of an automotive vehicle. The board structure includes a corrugated core board formed of a cardboard. Upper and lower surface boards are bonded respectively to the upper and lower sur...	03/01/1994
5256478	Cork chip moulding A cork chip moulding includes a mixture of cork chips and a viscoelastic material, which mixture is dispersed in or bound with a polyurethane. The cork chip moulding is superior in sound and heat insulations, and in rigidity....	10/26/1993
5140061	Aqueous silicone dispersions comprised of aminosilanes/amidosilanes and crosslinkable into elastomeric state Aqueous silicone dispersions crosslinkable into elastomeric state upon removal of water therefrom, well adapted for the production of paints and silicone elastomer seals, e.g., for the construction industry, include: (A) 100 parts by weight of an oil-in-water ...	08/18/1992
4824705	Insulated pipe Insulated pipe especially but not exclusively intended for subsea pipelines for transport of oil, gas and similar products which pipe comprises a steel pipe as core, a layer of corrosion protection material, a layer of thermally insulating material surrou...	04/25/1989
4743510	Method of preventing the build-up of static electricity in laminated cork floor-tiles and an anti-static cork floor-tile In order to prevent the build-up of static electricity in laminated cork floor tiles consisting of a layer of granular cork bonded by a binder and a wear surface preferably composed of polyvinyl chloride foil, provided on one side of the granular layer, t...	05/10/1988
4738887	Wax applicator buffer A refillable applicator-buffer for applying and buffing wax on skis, toboggans and running surfaces of similar winter sports equipment....	04/19/1988
4684562	Mat for absorbing oil and other liquids The present invention relates to an apparatus designed to catch drippings including three sheets, one formed from an absorbent, isotropically permeable material supported by a second sheet formed from an absorbent material for absorbing drippings. These t...	08/04/1987
4624880	Shaped article of composition comprising thermoplastic synthetic resin and cellular material and method of producing same A rail pad or other shaped article in the form of a resiliently compressible extrudate having a textured surface and comprising particles or granules of cork or similar resiliently compressible cellular material substantially homogenously dispersed throug...	11/25/1986
4584223	Magnetic display panels The panel has a light, generally rigid cardboard or foamed cork core to opposite sides of which are laminated two, thin sheets of steel foil ranging from 2 to 5 mils in thickness. Paper sheets are secured to and cover the outer surfaces of the steel foil;...	04/22/1986
4522856	Synthetic articles having a cork-like appearance A composition for forming a molded article having the external appearance resembling that of natural cork which comprises, a thermoplastic resinous material as the major ingredient thereof, a caramel colorant which is present in an amount sufficient to im...	06/11/1985
4521266	Method of manufacturing corks for bottles The method of manufacturing corks consists of punching the corks out from a block which is formed by moulding and then baking. At least one of the major surfaces of the block forms part of a sheet made from strips of natural cork previously placed side-by...	06/04/1985
4504543	Friction material This disclosure is directed to a friction material which includes a porous material and capsules containing a hydrophobic substance in a liquid form. The porous material and capsules are formed into a composite structure by a binding agent so as to use th...	03/12/1985
4431697	Laser hardened missile casing structure A laser hardened casing structure for a missile or the like is described herein which comprises, in a preferred embodiment, a pair of thermally protective layers with a laser hardened barrier layer sandwiched therebetween and comprising a heavy metal bear...	02/14/1984
4420351	Method of making decorative laminated products such as tiles, panels or webs from cellulosic materials A laminated decorative tile particularly for flooring purposes, is made by forming a base layer of granulated cellulosic material in a matrix of fusible plastics, and placing on the base layer a thin decorative layer of cellulosic material with natural ho...	12/13/1983
4387128	Foldable structure A foldable structure (2) and a method of manufacturing a foldable structure which, when folded produces a curved edge or corner. The structure comprises two panel members (32,34) having a respective edge region (18,20) which are adjacent and are spaced ap...	06/07/1983
4363849	Foamed thermoplastic resin cork having a natural cork-like appearance and a method of injection molding the cork A method for making closures resembling natural cork for sealing liquid product containers is described. A strand of expandable plastic material is injected into each mold cavity and is permitted to collect in that cavity in randomly oriented groups of co...	12/14/1982
4347272	Flexible composition of cork and sheet structures made therefrom A flexible composition comprises an intimate mixture of cork granules with a liquid organic polyol plasticizer for the cork in the granules, with the cork granules being dispersed and bonded together with a flexible, plasticized polyvinyl chloride resin....	08/31/1982
4319422	Bulletin board A method of and apparatus for constructing a bulletin board on a suitable surface such, for example, as the wall of a room in which a template of a suitable material such, for example, as paper or plastic is formed with a plurality of spaced holes of a ce...	03/16/1982
4265963	Flameproof and fireproof products containing monoethanolamine, diethylamine or morpholine Flameproof and fireproof products are formed from a fire-unstable material coated with a polymeric material which is capable of intumescing beginning at a low temperature and has adhesive qualities in conjunction with the fire-unstable material. Upon the ...	05/05/1981
4130685	Cork wall covering A cork wall covering including a sheet of cork sandwiched between and adhesively secured to a backing material on one side and a polymerized vinyl resin material on the opposite or facing side....	12/19/1978
4104103	Method for making cork wall covering A cork wall covering includes a sheet of cork sandwiched between and adhesively secured to a backing material on one side and a polymerized vinyl resin material on the opposite or facing side....	08/01/1978
4054962	Wax applicator for skis A wax applicator for skis comprising a block of generally abrasive material such as cork and a sheet of relatively hard material such as acrylic plastic secured face-to-face to serve as a wax spreader and smoother. The sheet extends past one edge of the b...	10/25/1977
4002801	Heat sealable articles treated with vinyl halide polymer latices Strong heat-sealable nonwoven fabrics, textiles, papers and other substrates which have been treated with a polymer latex derived predominantly from polymers of vinyl halides or vinylidene halides which have been overpolymerized with one or more of ³...	01/11/1977
3968320	Dye solvents for pressure-sensitive record material Benzyl aryl ethers are useful solvents for chromogenic materials in preparing pressure-sensitive record material wherein a colorless or substantially colorless chromogen is reacted in the presence of a benzyl aryl ether solvent with an acidic sensitizing ...	07/06/1976

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Class 428/455 - Of cork