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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 |
| 6156112 | High solids aqueous dispersions of reactive hydrophobizing agents This invention relates to high solids aqueous dispersions of reactive hydrophobizing agents, to methods of preparation of such dispersions, and to aqueous blends of such dispersions with a variety of other aqueous dispersions or solutions, including synth... | 12/05/2000 |
| 5681382 | Rapidly soluble coating composition and method for preparing same A plasticizer which is in a solid state at ordinary temperature and a pigment are added to and mixed with a coating base which consists of particulate hydroxypropyl methyl cellulose and/or methyl cellulose having an average particle size ranging from 200 ... | 10/28/1997 |
| 5470383 | Thickener combinations for building products The invention relates to thickener combinations for building products of nonionic cellulose ethers soluble in water or aqueous surfactant solutions and selected surfactants or naphthalenesulfonic acid condensation products.... | 11/28/1995 |
| 5393333 | Film-forming product for coating solid forms, process for its manufacture and products coated with this film-forming product The present invention relates to a film-forming product for coating solid forms, to a process for the manufacture of this film-forming product and to products coated with this film-forming product. According to the invention, this film-forming product tak... | 02/28/1995 |
| 5102462 | High productivity joint compounds Water demand in an aqueous joint compound composition is increased by incorporating a blend of water soluble polymer (WSP) and crosslinked polyacrylic acid water demand polymer (WDP) with a WSP to WDP blend ratio of 9:1 to 25:1. A preferred WSP is hydroph... | 04/07/1992 |
| 5023283 | N,N-bis(acyloxyethyl)hydroxylamine derivatives Esters of N,N-bis(hydroxyethyl)hydroxylamines corresponding to the formula ##STR1## wherein R are various aliphatic and aromatic groups, and X is hydroxy or substituted carboxyethyl are effective in stabilizing various organic materials against oxida... | 06/11/1991 |
| 4846889 | Polymeric blend useful in thin-bed mortar compositions comprising a water-soluble cellulose ether and a water-insoluble, but water-dispersible polymer This invention is a polymer blend useful in thin-bed mortar compositions comprising a water-soluble cellulose ether and a water-insoluble, but water-dispersible, polymer. The water insoluble, but water-dispersible polymer can include an unneutralized poly... | 07/11/1989 |
| 4543370 | Dry edible film coating composition, method and coating form A dry powder edible film coating composition for use in pharmaceuticals, confectionery and food, comprising a dry mixture including powdered particles of a film forming non-toxic polymer, powdered edible pigment particles, and an edible polymer plasticize... | 09/24/1985 |
| 4525214 | Crayon adapted for development of latent images A latent image development system comprising a substrate having a latent image thereon and an instrument for dispensing a color developing agent over the image. The image contains a carboxylic or organic sulfonic acid salt of zinc, mercury, copper, iron, ... | 06/25/1985 |
| 4357469 | Carrier base material for prolonged release therapeutic compositions A carrier base material adapted to be combined with a therapeutically active medicament and shaped and compressed to form a sustained release therapeutic composition having a long-lasting, slow and regular incremental release of the medicament upon admini... | 11/02/1982 |
| 4294731 | Method for drying absorbent modified cellulosic polymers and the like A method for oven drying chemically modified cellulosic materials, especially fibers, having improved fluid absorbency involves incorporating into the cellulose structure while swollen an amphiphilic compound miscible with water which will not evaporate w... | 10/13/1981 |
| 4184888 | Effervescent adhesive-forming product An effervescent product useful for forming a holding adhesive, especially a wall covering adhesive, is disclosed herein.... | 01/22/1980 |
| 3948674 | Lubricated thermoplastic resin compositions This disclosure relates to improved thermoplastic resin compositions which contain an acrylic homopolymer or copolymer as a lubricant.... | 04/06/1976 |
