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Reward Candy Dispenser for Personal Computers
A personal computer peripheral, battery powered reward candy dispenser which immediately presents students with a single candy for each problem completed correctly.
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| Number | Title | Issue Date |
| 7833468 | Longitudinal orientation of a tubular thermoplastic film The improved method and apparatus for longitudinal orientation of a tubular thermoplastic film as it leaves an annular extrusion die aims at a better control of this orientation. On its travel between the exit orifice (21) and the draw-down means, the at leas... | 11/16/2010 |
| 7566037 | Pusher accessory for product hanging hooks A pusher accessory for assembly conventional elongated product display hooks configured at one end for anchorage on a supporting panel or board and supporting in suspended fashion along their length a multiplicity of product items for removal from the opposite free ... | 07/28/2009 |
| 7155852 | Multi-directional placard display holder A holder for displaying a thin advertising placard on a fixture exhibiting merchandise for sale, has an elongated shank shaped at one end for detachable fixation to the fixture, and carrying at the other end a three-dimensional head for holding the placard. The head... | 01/02/2007 |
| 7001547 | Method and apparatus for joining sheet- or ribbon formed flows in a coextrusion process A method and apparatus are described for coextruding two materials A and B, in which B is extruded on A through a port (3), in which the separating wall between the flows of A and B is formed as a flap closure (4) adapted to act as a non-return valve f... | 02/21/2006 |
| 6787206 | Cross-laminate of films and method of manufacturing A cross-laminate web is formed of two oriented films, the films being arranged so that the main direction of orientation of the first film (A) generally follows the longitudinal direction (D) of the web and the main direction of the second film (B) is perpendicular ... | 09/07/2004 |
| 6638560 | Process for extracting and desolventizing natural oil-containing food products with minimum structural damage The present invention is an improvement in a method of desolventizing a marc resulting from the extraction of a mass of an oil-containing material with a normally gaseous hydrocarbon solvent for the oil therein after completion of the extraction, the solv... | 10/28/2003 |
| 6586443 | Method of treating multiple sclerosis Multiple sclerosis in a human patient is treated by the administration via a pharmacologically effective route of an essentially pure opiate receptor antagonist, preferably an essentially pure opiate receptor antagonist exhibiting a substantially higher b... | 07/01/2003 |
| 6384044 | Method of treating cancer of the prostate Cancer of the prostate in human male patients even at an advanced state with metastasis to other organs, is treated by the administration, preferably at bedtime, to the patient by a pharmacologically effective mode of an essentially pure opiate receptor a... | 05/07/2002 |
| 6344258 | Heat-sealing polymer films Apparatus for heat-sealing polymer films which shrink when heated include provision for moving the zone of application of heat and pressure during the heat sealing process. This allows for shrinking of the polymer film in a region adjacent to the heat sea... | 02/05/2002 |
| 6257888 | Dental practitioner's accessory An accessory for a dental practitioner during a dental procedure utilizing an instrument held in one hand is in the form of a miniature tray-like holder of tough sharp-point penetration resistant, stiffly resilient material, preferably a thermo-formable p... | 07/10/2001 |
| 6090385 | Method of treating cancer A method of treating cancers by administering to a patient an anti-tumor effective amount ot at least one of a thermostable macromolecular antigen complex or a fragment of such a complex which is interspecific for microorganisms of the Mycobacteria, Nocar... | 07/18/2000 |
| 5967650 | Protective shield for illuminated hollow frangible collectibles A collectible structure of delicate frangible hollow construction having a circular or other shaped opening in its rear wall is provided with a relatively axially short protective sleeve of tough composition fitting within the opening and retained therein... | 10/19/1999 |
| 5955375 | Production of coal derivation products utilizing NMP-type solvent extraction A graphite of anisotrophy selected between substantially isotropic to highly anisotropic, or calcined coke graphitizable to such a graphite, or a pitch convertible into such a coke or graphite, is derived from bituminous coal. A first coal is extracted in... | 09/21/1999 |
| 5803276 | Adjustable shelf divider The present invention is a shelf divider for separating groups of products arranged on display shelves or the like and takes the form of a relatively thin vertical panel or partition which is self-maintained in upstanding condition on the shelf surface by... | 09/08/1998 |
| 5795065 | Temperature-time-pressure detector A temperature-time-pressure detecting device for a closed heat treatment zone consists of a sealed discoidal-shaped capsule of substantially transparent material adapted for placement within the zone in a generally vertical position. The capsule is formed... | 08/18/1998 |
| 5783243 | Process for extracting and desolventizing natural oil-containing food products with minimum structural damage A process for extracting oil-containing nutmeat pieces to reduce the oil content by at least 25% by contacting the nutmeat pieces in an extraction vessel with liquefied hydrocarbon solvent having 3 to 4 carbon atoms under low liquefaction pressure to form... | 07/21/1998 |
| 5705139 | Method of producing high quality, high purity, isotropic graphite from coal Ultra-clean isotropic coke is obtained from bituminous coal by extracting such coal following the extraction procedure described in U.S. Pat. No. 4,272,346, issued Jun. 9, 1981, to Stiller et al., using, for example, N-Methyl Pyrrolidone as the extraction... | 01/06/1998 |
| 5665289 | Solid polymer solution binders for shaping of finely-divided inert particles A new class of binders for binding finely divided inert inorganic molding particles when shaped into objects by known mechanical shaping techniques such as injection molding. The novel binders are solid polymer solutions containing a major fraction of a l... | 09/09/1997 |
| 5649411 | Method for daylight loading a photographic light-sensitive material A stack of photographic sheets is arranged between two rectangular sheets of lighttight wrapping foil. The foil sheets are of a size larger than the stack so that their side margins project laterally exteriorly of the stack in sandwiched relation to form ... | 07/22/1997 |
| 5644649 | Processing method in radiographic image recording systems In the digital processing of radiographic images, interpretation of the image is aided by converting the pixels of an original radiographic image into electrical signals generally corresponding to the densities of the individual pixels and adjusting the e... | 07/01/1997 |
| 5626944 | Laminated films A cross-laminate of two or more individually stretch oriented films where the directions of orientation of the films are in criss-crossing relation, has a pattern of generally parallel elongated ribs extending lengthwise of the laminate. The ribs are defi... | 05/06/1997 |
| 5625969 | Low visibility placard display stand A display stand for display placards includes a support base formed of a preferably flat bottom wall, upstanding opposite side walls, and an interior partition wall defining between them two generally upwardly opening channels separated by the partition w... | 05/06/1997 |
| 5624831 | Immobilized acetylcholinesterase stabilized by a film of gelatin or albumin containing trehalose Acetylcholinesterase and/or a receptor of acetylcholinesterase is immobilized on a solid support and stabilized by covering with a protective film of gelatin and/or albumin containing trehalose. The film is applied by covering the immobilized acetylcholin... | 04/29/1997 |
| 5610001 | Primed resin film A web or sheet material which comprises a hydrophobic resin support having coated directly thereon a primer layer essentially consisting of a mixture of ingredients (A), (B) and (C) applied as a dispersion from aqueous medium, wherein: (A) is a copolyeste... | 03/11/1997 |
| 5606720 | Photographic processing apparatus Apparatus for processing a photographic sheet material in at least one processing stage which includes a feed roller array for transporting the material to or from the stage. The feed roller array has a pair of rollers supported on shafts for rotation and... | 02/25/1997 |
| 5597259 | Plate assembly The present invention provides an assembly of a first panel formed with at least one insertion notch extending inwardly from at least one panel edge and a second panel carrying at least one projecting tab extending outwardly of at least one of its edge an... | 01/28/1997 |
| 5595454 | Panel assembly The present invention provides an assembly of a first panel formed with at least one insertion slot and a second panel carrying at least one projecting tab extending outwardly of at least one of its edges and fitting in the slot. The tab has on at least o... | 01/21/1997 |
| 5573616 | Device and method for applying adhesive tape A double-sided differentially adhesive adhesive tape is applied to the winding core of a web processing machine, e.g. for producing light-sensitive photographic film, by a dispensing unit carried on a linearly movable support. In the unit, first and secon... | 11/12/1996 |
| 5568220 | Photographic processing apparatus with quick-coupling processing liquid storage container Processing liquid supply system for the processing vessel of photographic processing apparatus wherein fresh processing liquid is delivered from and used liquid returned to a liquid storage container via corresponding conduits which may each include a liq... | 10/22/1996 |
| 5547298 | Dye ribbon package for thermal printers An improved package for supply and take-up spools of dye ribbon for use with the cassette of a thermal printer in which the ribbon spools include a part, e.g. a flange, shaped for engagement with a correspondingly shaped socket in the carton holding the s... | 08/20/1996 |
| 5541698 | Apparatus for processing photographic material and a method of regenerating a process liquid therein Apparatus and method for processing photographic material in which the material is passed through at least one processing vessel filled with processing liquid from a supply receptacle of processing liquid. Each vessel is filled by means of a liquid delive... | 07/30/1996 |
| 5520471 | Thermal image-recording apparatus with locking means for holding a print head A thermal image recording apparatus has a thermal print head removably supported on a supporting wall and held in place by a releasable latch arrangement which can take the form of at least one movable detent engageable with a rib provided for that purpos... | 05/28/1996 |
| 5520730 | Settable composition for general purpose concrete and method of making same From about 25% to about 50% but not more than about 200 lbs of the Portland cement of a general purpose concrete mix which contains for each cubic yard of the concrete to be produced in generally homogeneous admixture about 400-750 lbs. portland cement, a... | 05/28/1996 |
| 5519428 | Thermal image-recording apparatus with sensor means for sensing the type of print sheet Thermal image recording apparatus which can be set for recording on any of a plurality of different types of recording sheets, e.g. opaque or transparent, and wherein a sheet is fed by a suitable sheet feeder, preferably a rotatably drive sheet feeding ro... | 05/21/1996 |
| 5519229 | Cassette for PSL radiography A cassette for a photo-stimulable luminescence (PSL) radiography which comprises a flat rigid base having one surface of which a layer of PSL material is adapted to be supported, a cover for the flat base constituted of a top wall coextensive in area with... | 05/21/1996 |
| 5519429 | Thermal image recording apparatus A thermal image recording apparatus for recording an image on a recording medium has a housing and mounted within the housing a subhousing containing a thermal print head formed of a thermal printing circuit, including an array of individual activatable h... | 05/21/1996 |
| 5512972 | Photographic processing apparatus Apparatus for processing photographic sheet material including at least two rollers which are rotatively supported on corresponding shafts and biased together by springs acting on one of the shafts is provided with a mechanism operable to separate the rol... | 04/30/1996 |
| 5486932 | Document scanner and vacuum table therefor A vacuum table (10) for holding a document in position e.g. during scanning comprises a supporting surface (11) and a vacuum distribution line (13) which, in the absence of such a document, is in gas flow communication with the ambient atmosphere over a v... | 01/23/1996 |
| 5469205 | Image scanning apparatus An image scanning apparatus has an apparatus sub-frame and a separate sub-frame which are adapted to rest upon a floor or like supporting surface independently of one another. The separate sub-frame includes a scanning station having means for scanning th... | 11/21/1995 |
| 5462841 | Tone rendition of halfstone images by projection exposure A method for producing a reproduction in reduced or enlarged size of a halftone original with improved tone rendition by the use of a continuous tone correction mask in conjunction with the halftone original applied in projection exposure. It is a particu... | 10/31/1995 |
