3M employee and church chorister Art Fry needed something to temporarily mark pages in his hymnal. He was in luck because his colleague, Spencer Silver, accidentally developed a glue that was too weak for other purposes. After initially discouraging consumer response, Post-it Notes became a hit in 1979.
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| Number | Title | Issue Date |
| 7972982 | Aqueous dispersion of anionically modified polyurethane ureas for coating a sheet-form textile material The invention relates to a method for coating sheet-form textile materials, in which there is applied to a sheet-form textile material an aqueous dispersion containing anionically modified polyurethane ureas comprising (A) aromatic diisocyanate, (B) polyether polyol... | 07/05/2011 |
| 7557052 | Hose for introduction and distribution of inflator gas A woven fabric-made hose having at least one distribution hole for introduction and distribution of inflator gas on actuation of an air bag, which hose is installed in a side air bag module, wherein at least one of the outer surface and inner surface of said hose is... | 07/07/2009 |
| 7498278 | Abrasion-resistant sheet material An abrasion-resistant skirt material for use with air cushion vehicles having at least one air chamber. The sheet material comprises a fabric base comprising yarns of an ultra-high molecular weight polyethylene. A bonding layer, comprising a thermoplastic material i... | 03/03/2009 |
| 7431975 | Textured composite material A laminated multilayer textured composite has an embossed fibrous outer layer bonded to one side of an adhesive layer to form a three-dimensional structure defined by all of fibers in depressed areas between elevated areas being fully embedded in the adhesive and mo... | 10/07/2008 |
| 7425359 | Textured composite material A floor covering composite made from at least a fibrous outer layer and an adhesive layer is disclosed. These layers are laminated and/or embossed to form elevated areas and depressed areas. Within the depressed areas, fibers from the fibrous outer layer are anchore... | 09/16/2008 |
| 7413633 | Belts and roll coverings having a nanocomposite coating The present invention relates to a urethane-based coating having nanoparticles for improving the characteristics of a papermaking process belt, roll cover and belts used in textile applications. For example, the present invention improves resistance to flex fatigue,... | 08/19/2008 |
| 7361617 | Fire resistant composite material and fabrics therefrom The present invention relates to fire resistant composite materials and to fire resistant fabric materials and mattresses made therefrom. The composite materials include (a) a substrate selected from the group consisting of cotton, rayon, lyocell and blends thereof;... | 04/22/2008 |
| 7306840 | Flat needle-punched non woven of natural and/or synthetic fibers The invention relates to a flat needle-punched non woven of natural and/or synthetic fibers having a weight per unit area within a range of from 200 to 1600 g/m2, characterized in that one tenth to one hundredth of at least one of the two main surfaces ha... | 12/11/2007 |
| 7304006 | High tear interwoven belt fabric Woven reinforcing fabrics for such conveyor belts characterized by an improved resistance to tearing in the longitudinal or travel direction. The woven reinforcing fabric includes a plurality of weft yarns and a plurality of warp yarns aligned substantially orthogon... | 12/04/2007 |
| 7287974 | Calender arrangement A calender arrangement for calendering a material web, in particular a paper web, having a shoe roll and a mating roll, between which an extended nip is formed, through which the material web can be guided. The shoe roll includes a revolving shell, which is fixed to... | 10/30/2007 |
| 7279436 | Grid fabric A wide-meshed grid fabric, in particular a geogrid, in which warp thread bundles composed of multiple warp threads and weft thread bundles composed of multiple weft threads intersect and surround meshes or lattice openings. To give the grid fabric, which may also be... | 10/09/2007 |
| 7264861 | Abrasion-resistant composites with in-situ activated matrix resin A composite sheet is disclosed. The composite sheet comprises an open random fibrous web having substantially vertical fibers near a top surface, a first binder resin and a second binder resin, wherein the first binder resin has a melting point lower than the meltin... | 09/04/2007 |
| 7247587 | Nonwoven material for low friction bearing surfaces The present invention relates to a saturable nonwoven material comprising fluoropolymer floc and aramid floc, which can be used as a substrate for a liner for self-lubricating bearings and for other applications. ... | 07/24/2007 |
| 7226878 | Advanced body armor utilizing shear thickening fluids An armor composite material has been invented which contains a ballistic fabric which has been impregnated with shear thickening fluid. This invention offers a ballistic resistant material that is more flexible and less bulky than comparable, conventional ballistic ... | 06/05/2007 |
| 7189443 | Self-levelling under-packing for printing presses A self-levelling under-packing for printing presses, in particular offset presses, includes at least one polyester-based layer and at least one polyurethane elastomer layer joined inseparably together. The polyester-based layer may be between 50 μm and 350 μm and ... | 03/13/2007 |
| 7172982 | Dryer and/or industrial fabric with silicone-coated surface An industrial fabric having improved sheet restraint and wear resistance along with acceptable permeability. The improvement is effected by coating only the high spots of the fabric with silicone material. The coating methods used in this invention may include kiss ... | 02/06/2007 |
| 7148160 | Water vapor breathable, liquid water resistant material The present invention relates to a composite sheet material that is water vapor permeable and substantially liquid water impermeable. The composite sheet material includes an outer layer, a film, and a reinforcing layer and, preferably, has an ASTM D3833 water vapor... | 12/12/2006 |
| 7132377 | Disposable dish care and hard surface cleaning wipe A disposable dish care and hard surface cleaning wipe is disclosed. In one embodiment, the wipe is comprised of a water insoluble substrate that includes a partially hydrophobic nonwoven first layer, and a low density nonwoven second layer that is adjacent to the sa... | 11/07/2006 |
| 7132378 | Fabrics having a topically applied silver-based finish with a cross-linked binder system for improved high-temperature wash durability Improvements in the high-temperature wash durability and discoloration levels for fabrics having topically applied silver-ion treatments (such as ion-exchange compounds, like zirconium phosphates, glasses and/or zeolites) are provided. Such solid compounds are gener... | 11/07/2006 |
| 7128811 | Belt for a papermaking machine A belt for a papermaking machine has minute projections and recesses randomly formed in a shoe-contacting surface of the belt by a powdery material contained in a high molecular weight elastic section formed on a base body. The surface roughness RZ of the shoe-conta... | 10/31/2006 |
| 7118794 | Shingle with improved blow-off resistance A wind-resistant shingle and a method of making it is provided in which the rear surface of the shingle is provided with an attached reinforcement layer, which resists upwardly wind-applied bending torque when the shingle is installed on a roof, such that the failur... | 10/10/2006 |
| 7105234 | Flame retardant corrosive resistant conductive fabric article and method Disclosed is a conductive, flame-retardant polymeric fabric composed of a woven or non-woven nylon, polyester or acrylic fabric. A surface of the fabric is provided with a flame-retardant layer applied by coating the flame-retardant directly onto the fabric surface.... | 09/12/2006 |
| 7100666 | Tubular slat for covering for architectural openings A slat or vane (30) for use in a covering for an architectural opening is suitable for use in either a horizontal or vertical orientation and in a horizontal orientation will not sag or droop, and in a vertical orientation will rotate uniformly along its leng... | 09/05/2006 |
| 7059800 | Method of reinforcing and waterproofing a paved surface In a method of reinforcing and waterproofing a paved surface, a layer of liquefied asphalt is applied on a paved surface. A reinforcement mat is then applied over the liquefied asphalt. The reinforcement mat includes a first layer comprising a nonwoven mat produced ... | 06/13/2006 |
| 7049252 | Coated fabric for luggage An abrasion resistant and water resistant fabric is disclosed. The fabric is particularly well suited for use in constructing luggage. The fabric, however, is also well suited for many other applications, such as use in constructing sportswear, outdoor apparel, mili... | 05/23/2006 |
| 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 |
| 7037866 | Two-sided nonwoven fabric A nonwoven fabric comprises a first layer formed of staple fibers having a smooth outer surface, a second layer formed of staple fibers having an outer surface with a roughened texture and a third, spunbond layer sandwiched between the first and second layers. A bin... | 05/02/2006 |
| 7015159 | Nonwoven material for low friction bearing surfaces The present invention relates to a saturable nonwoven material comprising fluoropolymer floc and aramid floc, which can be used as a substrate for a liner for self-lubricating bearings and for other applications. ... | 03/21/2006 |
| 7005043 | Method of fabrication of a dryer fabric and a dryer fabric with backside venting for improved sheet stability A method of manufacturing and a papermaker's or industrial fabric, such as a dryer fabric for the dryer section of a paper machine, includes the application of a polymeric resin material onto preselected locations on the backside of a base substrate using a piezojet... | 02/28/2006 |
| 6953485 | Enhanced fabric comprising substrates and process to provide same The present invention relates to substrate comprising fabric, the substrate treated with a composition comprising: a) formaldehyde; b) polyethylene glycol having a molecular weight of from about 700 gm/mol to about... | 10/11/2005 |
| 6946187 | Water-vapor-permeable, water-resistant composite material, clothing produced from the same, and method of making the same A water-vapor-permeable, water-resistant composite material includes a water-resistant, water-vapor-permeable functional layer with a first and a second side, a material attached to the first side of the functional layer, a plurality of discrete polymer spots formin... | 09/20/2005 |
| 6911069 | Stain resistant coating composition Iodine or iodophor stain resistance is imparted to a surface by applying a hardenable coating composition containing an effective amount of a reducing agent having a redox potential sufficient to decolorize an iodine or iodophor stain. The reducing agent reacts with... | 06/28/2005 |
| 6905985 | Fabric film for automotive heaters A fabric cartridge for an automotive beating and cooling system. The apparatus includes: a cartridge assembly, the cartridge assembly including a housing; and a single-ply, die cut fabric web disposed therein. In the preferred embodiment, the fabric web includes: a ... | 06/14/2005 |
| 6872444 | Enhancement of color on surfaces Coating compositions, methods and articles of manufacture comprising a nanoparticle system employing same to impart surface modifying benefits for all types of soft surfaces, and in some cases, hard surfaces, are disclosed. In some embodiments, dispersement of nanop... | 03/29/2005 |
| 6855651 | Cover tape A cover tape for winding on a grip of a device comprising an elongated cloth layer and an elastic layer. The cloth layer has a first surface and a second surface. The elastic layer is made of silicone gel and bonded to the first surface of the cloth layer for enabli... | 02/15/2005 |
| 6824819 | Wash-durable, down-proofed metallized fabric A washfast and down-proof metallized fabric which comprises a metallic side, a non-metallic side and a cross-linked polyurethane latex coating over both sides which encapsulates said metal particles, its method of preparation and articles of clothing comprising such... | 11/30/2004 |
| 6818282 | Resilient flooring structure with encapsulated fabric A laminated fabric floor product having an encapsulated fabric scrim within a vinyl resilient flooring structure. The laminated fabric floor product structure includes a PVC calendered base, a first hot melt film, a fabric, a second hot melt film, a calendered clear... | 11/16/2004 |
| 6750162 | Treated fabric for luggage An abrasion resistant and water resistant fabric is disclosed. The fabric is particularly well suited for use in constructing luggage. The fabric, however, is also well suited for many other applications, such as use in constructing sportswear, outdoor apparel, mili... | 06/15/2004 |
| 6709994 | Storm proof roofing material An asphalt-based roofing material includes a substrate coated with an asphalt coating, a protective coating adhered to the upper surface of the asphalt coating, a layer of granules adhered to the protective coating, and a web bonded to the lower region of the asphal... | 03/23/2004 |
| 6686023 | Polished-piece holder and manufacturing method thereof A polished-piece holder is provided that does not easily stick or adsorb to a polishing pad of a polishing apparatus and reduces occurrences of production line troubles and therefore the number of failed polished pieces. A single sheet of a thermosetting ... | 02/03/2004 |