William F. Semple, a dentist, was awarded the first US Patent on chewing gum in 1869. His recipe contained powdered chalk.
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| Number | Title | Issue Date |
| 8122669 | Wooden roof truss A roof truss is provided comprising a bottom chord, a first top chord, and a second top chord forming a triangle with an apex at a distance A above the bottom chord. At least a web member is disposed between the top chords and the bottom chord such that, in a first ... | 02/28/2012 |
| 7823357 | Live fire burn room and insulating system for a live fire burn room A live fire burn room and an insulating system for a live fire burn room are disclosed. The burn room includes a structural framework. The insulating system includes a face panel, at least one face panel mounting bracket for attaching the face panel to the structura... | 11/02/2010 |
| 7793481 | System for fabricating composite parts and aircraft composite part The present application is directed to systems for controlling the direction of thermal expansion of a composite part during thermal processing. The systems may comprise at least one guiding mechanism capable of being attached to a surface of a tool for fabricating ... | 09/14/2010 |
| 7685788 | Wall strap tensioner for tensioning a wall strap of a metal wall A wall strap tensioner for tensioning a wall strap of a metal wall. The wall strap tensioner includes first and second links pivotally connected together. A fastener is secured to each of the first and second links for engaging and fastening to the wall strap. Dispo... | 03/30/2010 |
| 7634883 | Floor line transition joint with drip edge and stucco anchor A transition joint comprising: 1) a generally W-shaped central portion including first, second, third, and fourth legs; 2) a first vertical flange extending upwardly form the first leg of the W-shaped central portion; 3) a second vertical flange extending downwardly... | 12/22/2009 |
| 7607272 | Drywall expansion joint A flanged nailing plate and a drywall nailing plate that work in conjunction with each other to provide an expansion joint. The flanged nailing plate is attached to the wall studs top plate with the interiorly extending flange forming a sill to support one end of th... | 10/27/2009 |
| 7478508 | Mounting clip A mounting clip is described and which includes a clip body which has an aperture formed therein; and an engaging component is provided and which is received in the aperture and which moveably mounts the clip body to a first structural member and which facilitates t... | 01/20/2009 |
| 7441383 | Fastener guide for siding A system for attaching siding to an exterior wall through use of a fastener guide strip that is held within or against the nailing hem of a siding panel so as to allow the panel to slide along the guide strip during thermally induced expansion and contraction of the... | 10/28/2008 |
| 7343712 | Wooden member support retrofit system and method A wooden member support retrofit system includes a wooden member support having a support base and a wooden member supported by the wooden member. The system also includes a shim disposed in a space formed between the base and the wooden member due to relative movem... | 03/18/2008 |
| 7338050 | Expansion joint gasket An expansion gasket 10 positionable between similar or dissimilar materials having an exterior exposure to the elements. In the preferred embodiment, the expansion gasket of the present invention 10 provides means to seal a space occurring between mate... | 03/04/2008 |
| 7287355 | Balanced, multi-stud hold-down A hold-down for securing first and second support members in a portion of a building to an anchoring device extending from another portion of the building. The hold-down may include a first flange having securement apertures therethrough configured to receive fasten... | 10/30/2007 |
| 7243470 | Installation method of panel and rail-type fixing apparatus An installation method of panels includes a step of assembling panels by fitting projection parts 2, 3 of one panel 1 to insertion grooves 5, 6 of another panel 1, and a step of elastically attaching panels by applying an elastic tensioni... | 07/17/2007 |
| 7243464 | Modular building system A modular building system (100) including preformed extrusion-molded polymeric material (116). Parts include integral connector elements (160, 162) which can be slidably and snappingly reversibly interconnected to form the basic frame (102 | 07/17/2007 |
| 7240905 | Method and apparatus for sealing a joint gap between two independently movable structural substrates A system for sealing a joint gap between structural substrate panels such as walls, ceiling and floors making use of a sealing member including a mounting section fixedly secured to one of the surfaces and a covering member extending outwardly therefrom into contact... | 07/10/2007 |
| 7143560 | Cover assembly for structural members A cover assembly includes an elongated resilient cover for bridging a gap between horizontal structural members. The upper face surface of the resilient cover has spaced apart ribs extending transverse to the flow of traffic and an opposite surface formed with load ... | 12/05/2006 |
| 7117651 | Rainscreen clapboard siding A generally rectangular siding panel having a front and rear faces is provided. The siding panel has at least one protrusion disposed along at least one of the faces, wherein the at least one protrusion provides an air gap between the siding panel and a face of a se... | 10/10/2006 |
| 6962026 | Expansion joint cover An expansion joint cover (10) comprises a first plate (18) hingedly attached to a first surface (14) of an expansion joint (12), a second plate (20) hingedly attached to the first plate (18), and a housing (26) fixedl... | 11/08/2005 |
| 6957517 | Splice plate for faceted radius grid A splice plate for a faceted curved beam formed in the field from a straight beam. The splice plate can be used to fix the bends of either a convex or a concave curved beam used in the grid of a curved suspended drywall ceiling so that the cross beams in the grid ar... | 10/25/2005 |
| 6955017 | Fire barrier transitions A fire barrier transition (10,110,210,310) comprises a first section (130,230,330) to mate with a first fire barrier (14) in a first expansion joint (16), a second section (132,232,332) to mate with a second fire barrier (18... | 10/18/2005 |
| 6942280 | System for attaching colored insert to vehicle frame assembly In certain example embodiments, a single type of vehicle frame member may be used for both first and second vehicle types, where the frame member includes at least one window frame opening defined therein. In making the first vehicle type, the window frame opening(s... | 09/13/2005 |
| 6922957 | Building closure, such as a door or window, constructed to resist an explosive blast An opening in a building wall is closed by a building closure such as a window or door. A mounting part of the closure arrangement is received in a space between two countersupport surfaces formed by a U-channel or opposite L-members that protrude perpendicularly fr... | 08/02/2005 |
| 6843035 | Track component for fabricating a deflection wall A deflection wall. Channel-shaped studs are physically attached to a channel-shaped sole plate, but floatingly attached to a channel-shaped top plate. The webs, of the sole and top plates have tabs stamped therefrom which are spaced longitudinally therealong at pred... | 01/18/2005 |
| 6751919 | Sealing element for expansion joints A sealing element for the recessed seat of an expansion joint in a concrete structure having an elastomeric profile (20) formed by two longitudinal lateral flanges (21) to be fixed to the end edges of the concrete structure (11), and a central p... | 06/22/2004 |
| 6751918 | Cover assembly for structural members A cover assembly includes an elongated resilient cover for bridging a gap between horizontal structural members. The upper face surface of the resilient cover has spaced apart ribs extending transverse to the flow of traffic and an opposite surface formed with load ... | 06/22/2004 |
| 6723434 | Tile The invention relates to a tile for placing on walls, floors or the like using adhesive mortar. The inventive tile comprises a transparent glass layer (1) and a colored layer (4) which is placed on the rear side of the glass layer. In order to obtain a... | 04/20/2004 |
| 6715250 | Plastic siding panel A plastic panel for attachment to an exterior wall of a building includes a body, an attachment hem attached to the body and defining at least one aperture for a fastener, and a side flange extending laterally outwardly of the body. The side flange defines a fasteni... | 04/06/2004 |
| 6692187 | Flood gate for door A flood gate is provided that includes a frame defining a fluid passageway, a door pivotally mounted in the frame for movement between a plurality of open positions to permit flow of fluid therethrough, and at least one latching mechanism for holding the ... | 02/17/2004 |
| 6681540 | Device for forming an expansion joint in a floor surface Disclosed is a unitary resilient insert member for filing an expansion joint gap formed between adjacent concrete slabs, floor tiles, or the like wherein the insert member consisting essentially of a preassembled wedge shape form. Also disclosed is a meth... | 01/27/2004 |
| 6675539 | Roof seismic motion-absorbing gap cover A seismic roof motion-absorbing gap cover assembly includes an elongated y-axis slideway affixed to a building unit B on one side of the gap and extending parallel to the gap and a y-axis slider slidably received on the y-axis slideway. Roof support membe... | 01/13/2004 |
| 6598361 | Mullion splice joint design Slidable connections from a support to a supported section combined with slidable end connections between adjoining supported sections allow relative motion between adjoining supported sections to be limited to less than the relative motion between adjoin... | 07/29/2003 |
| 6581347 | Expansion joint cover An expansion joint cover (10) comprises a first plate (18) hingedly attached to a first surface (14) of an expansion joint (12), a second plate (20) hingedly attached to the first plate (18), and a housing (26) fixedly secured to a second surface (16) of ... | 06/24/2003 |
| 6574929 | Fire-resistant element for the closure of a room A fire-resistant wall (2) has a window consisting of a fire window (1). The fire window (1) is a monolithic or laminate with the properties of a safety glass. At its end faces (4), it is immediately contiguous with an adjacent construction wall part, with... | 06/10/2003 |
| 6494007 | Expansion joint curb for roof systems An expansion joint curb assembly includes one or more pre-formed component structures fabricated from a non-corrosive, durable material. Each of the component structures include an anchoring flange for attachment to the roof structure, an upper flange def... | 12/17/2002 |
| 6484462 | Seismic expansion joint cover A seismic expansion joint cover includes a bridge panel having one end supported for movement in the y-axis direction and against movement in the x-axis direction relative to a floor A on one side of a motion-absorbing gap and supported at the other end f... | 11/26/2002 |
| 6484459 | Counter-pressure method and apparatus for protecting roofs against hurricanes Counter pressure methods and apparatus for protecting roofs are described, which ensure that indoor air pressure remains negative, that is lower than ambient outdoor pressure during severe windstorms, thus counteracting and thereby reducing the uplift for... | 11/26/2002 |
| 6485231 | Foundation flood gate with ventilation A flood gate is provided which includes a frame defining a fluid passageway therethrough, a door pivotally mounted in the frame for movement between a plurality of open positions to permit flow of fluid therethrough, and at least one latching mechanism fo... | 11/26/2002 |
| 6435602 | Structure for attaching pillar garnish In a structure for attaching a pillar garnish according to the present invention, the structure includes: a reference attaching portion; a plurality of first movable attaching portions provided on a door side in a widthwise direction of the pillar garnish... | 08/20/2002 |
| 6401416 | Vee joint for use in filling shrinkage compensating concrete floor joints A vee joint having a first flange hingedly connected to a second flange at an angle. A trough is formed between the first flange and the second flange and is used to retain joint filler within a joint interval in a concrete floor slab. The flanges are mov... | 06/11/2002 |
| 6394537 | Arrangement for attaching a plastic vehicle body to a metal frame and related method A plastic vehicle body attachment system for a motor vehicle. The attachment system includes a metal support, a plastic panel having an aperture, and a fastener. The fastener is disposed in the aperture and detachably couples the plastic panel to the meta... | 05/28/2002 |
| 6351915 | Coupling apparatus with parallel members joined by an elastic or spring element pivotally interfacing a drywall and curtain wall mullion A building includes a coupling apparatus providing an interface between a drywall and an exterior curtain wall mullion. The coupling apparatus includes a first member in contact with a first face of the exterior curtain wall mullion and a second member in... | 03/05/2002 |