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Patent No. 5823386

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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Class 525/444.5 - Solid polymer derived from or system contains a reactant which is a fatty acid glycerol ester, a fatty acid or salt derived from a naturally occurring glyceride, tall oil, or fattly acid derived from tall oil


Subclass of Class 525 - Synthetic resins or natural rubbers -- part of the class 520 series
Definition: Subject matter wherein (a) a solid polymer is derived from
No. of patents: 77
Last issue date: 10/02/2007


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NumberTitleIssue Date
7276570Compositions for golf equipment
Golf balls comprising thermoplastic, thermoset, castable, or millable elastomer compositions are presently disclosed. These compositions comprise at least one polymer having a plurality of amide linkages and a plurality of anionic moieties attached thereto. These co...
10/02/2007
7265195Compositions for golf equipment
Golf balls comprising thermoplastic, thermoset, castable, or millable elastomer compositions are presently disclosed. These compositions comprise at least one polymer having a plurality of amide linkages and a plurality of cationic moieties attached thereto. These c...
09/04/2007
7256249Compositions for golf equipment
Golf balls comprising thermoplastic, thermoset, castable, or millable elastomer compositions are presently disclosed. The compositions comprise at least one regioselective polyisocyanate having an asymmetric structure and comprising at least a first NCO group and a ...
08/14/2007
7253242Compositions for golf equipment
Golf balls comprising thermoplastic, thermoset, castable, or millable materials are presently disclosed. The materials have a rebound height percentage of greater than 60% and are formed from compositions comprising at least one resilient polyamine polydiene and/or ...
08/07/2007
7253245Compositions for golf equipment
Golf balls comprising thermoplastic, thermoset, castable, or millable elastomer compositions are presently disclosed. These elastomer compositions comprise reaction products of polyisocyanates and telechelic polymers having isocyanate-reactive end-groups such as hyd...
08/07/2007
7192538Antistatic composition
An antistatic composition containing various types of polymers such as a polyamide, an aliphatic polyester, an elastomer thereof and a polyurethane elastomer, and a metal salt in specific amounts, and preferably, an antistatic composition in which an additive compon...
03/20/2007
7157545Compositions for golf equipment
Golf balls comprising thermoplastic, thermoset, castable, or millable elastomer compositions are presently disclosed. These elastomer compositions comprise reaction products of polyisocyanates and telechelic polymers having isocyanate-reactive end-groups such as hyd...
01/02/2007
7138475Compositions for golf equipment
Golf balls comprising thermoplastic, thermoset, castable, or millable elastomer compositions are presently disclosed. These elastomer compositions comprise at least one amine-terminated polyamide and at least one isocyanate-containing prepolymer. These elastomer com...
11/21/2006
7138477Compositions for golf equipment
Golf balls comprising thermoplastic, thermoset, castable, or millable elastomer compositions are presently disclosed. These elastomer compositions comprise reaction products of polyisocyanates and telechelic polymers having isocyanate-reactive end-groups such as hyd...
11/21/2006
7138476Compositions for golf equipment
Golf balls comprising thermoplastic, thermoset, castable, or millable elastomer compositions are presently disclosed. These compositions comprise at least one fatty compound chosen from fatty polyamines and fatty polyamine telechelics. These elastomer compositions c...
11/21/2006
7115320Polyester film and gas-barrier polyester film
In order to provide a polyester film having superior impact resistance and flex pinhole resistance, and further exhibiting superior gas barrier properties after a metal or metal oxide is deposited on the film, with the inherent characteristics of polyester film main...
10/03/2006
7115703Compositions for golf equipment
Golf balls comprising thermoplastic, thermoset, castable, or millable compositions are presently disclosed. These compositions comprise reaction products of polyacids and polyamines. The polyacid is chosen from polymerized fatty polyacids and polyacid telechelics. T...
10/03/2006
7105628Compositions for golf equipment
Golf balls comprising thermoplastic, thermoset, castable, or millable elastomer compositions are presently disclosed. These elastomer compositions comprise reaction products of polyisocyanates and telechelic polymers having isocyanate-reactive end-groups such as hyd...
09/12/2006
7105623Compositions for golf equipment
Golf balls comprising thermoplastic, thermoset, castable, or millable elastomer compositions are presently disclosed. These elastomer compositions comprise at least one poly(urethane-co-urea) prepolymer and at least one curative. These elastomer compositions can be ...
09/12/2006
7101951Compositions for golf equipment
A golf ball comprising at least one thermoplastic, thermoset, castable, or millable material formed from a composition comprising at least one telechelic polycarbonate having a generic structure of: where R1...
09/05/2006
7098274Compositions for golf equipment
A golf ball comprising at least one thermoplastic, thermoset, castable, or millable material formed from a composition comprising at least one telechelic polycarbonate copolymer formed from at least one polyol telechelic and at least one carbonate-forming compound;
08/29/2006
6972316Polyesters having improved water affinity
The present invention relates to a series of esters that are water insoluble and hydrophobic. Surprisingly however we have found that by selecting the proper polyester having (a) a dipentaerythritol portion, in which several hydroxyl groups remain unreacted and cons...
12/06/2005
6887947Synthesis of purified, partially esterified polyol polyester fatty acid compositions
This invention relates to processes for the production of purified, partially esterified polyol fatty acid polyesters and the compositions derived from those processes. The purified, partially esterified polyol fatty acid polyesters of the present invention are part...
05/03/2005
6727344Monohydric polyfluorooxetane polymer and radiation curable coatings containing a monofunctional polyfluorooxetane polymer
Monofunctional polyfluorooxetane oligomers and polymers are prepared by the cationic polymerization of fluorooxetane monomers with a monoalcohol. The fluorooxetane oligomers or polymers can be copolymerized with generally cyclic ethers. Alternatively, the polyfluoro...
04/27/2004
6693150Fatty acid esters composition of a polyglycerine, and process for the preparation thereof
Disclosed are a fatty acid esters composition of a polyglycerine containing more than 70% of a fatty acid monoester which is defined by a specified analysis method, a process for the preparation thereof, a process for the preparation of a highly-purified ...
02/17/2004
6686051Cured polyesters containing fluorinated side chains
A polyester polymer includes at least one hydroxyl terminated polyoxetane block containing repeat units derived from polymerizing at least one oxetane monomer having a pendant --CH2 --O--(CH2)n --Rf group wherein said Rf g...
02/03/2004
6683132Self-crosslinking aqueous acetoacetate-functionalized sulfonated alkyd systems
Self-crosslinking aqueous coating compositions are disclosed comprising a water-dispersible alkyd having both sulfonate and acetoacetate functionality, a suitable bi- or poly-functional primary amine, and a monofunctional primary or cycloaliphatic seconda...
01/27/2004
6670429Block copolyester
A block copolyester comprises a hard segment and a soft segment, wherein the melting point of the copolyester is greater than or equal to 200° C., and the glass transition temperature of the copolyester is less than or equal to -40° C. The hard segment ...
12/30/2003
6656530Automotive refinish coatings with low volatile organic content
The refinish compositions contain an acetoacetate resin based on a monomeric polyol or a hydroxy-functional oligomer of such a polyol; a blocked polyamine (polyketimine and/or polyaldimine), pigment, and alkyd polymer. The alkyd is not reactive toward the...
12/02/2003
6423418Easily cleanable polymer laminates
A substrate having an adherent and stain resistant layer having durability and flexibility, said layer comprising the reaction product of a reactive polyester having free carboxylic acid and/or hydroxyl groups, a hydroxyl terminated polymer including repe...
07/23/2002
6383651Polyester with partially fluorinated side chains
A polyester polymer including at least one polyoxetane block of repeating units derived from polymerizing at least one oxetane monomer having at least one pendant --CH2 --O--(CH2)n -- Rf group wherein said Rf group is part...
05/07/2002
6291597Viscosity-modified lactide polymer composition and process for manufacture thereof
A composition comprising a polylactide polymer with improved extensional viscosity and methods of making the same are disclosed. The polylactide polymer composition is prepared by providing in the composition polylactide polymer molecules which have been ...
09/18/2001
6287552Cosmetic or dermatological topical compositions comprising dendritic polyesters
The present invention relates to cosmetic or dermatological compositions capable of being applied to the skin, the keratinous fibers, the nails, the semimucous membranes and/or the mucous membranes, and which includes a dendritic polyester polymer having ...
09/11/2001
6284233Antiwrinkle composition comprising a combination of tightening polymers of synthetic and/or natural origin and of dendritic polyesters
The present invention relates to an antiwrinkle composition that includes, in a physiologically acceptable medium: a dispersion of a film-forming polymeric system containing at least one polymer capable of forming a film permeable to water vapor, having a ...
09/04/2001
6093777Dendritic polyester macromolecule in thermosetting resin matrix
A partially or fully cured thermosetting product which includes a cured and molded product of a thermosetting composition. The composition includes 70% to 99% by weight of at least one thermosetting resin or compound and 1% to 30% by weight of at least on...
07/25/2000
6048626Polyester composition and film made therefrom
A polyester composition, comprising a thermoplastic polyester resin and hydroxy apatite particles with an average particle diameter of 0.01 to 10 μm and a specific surface area of 50 to 500 m2 /g and represented by the following chemical formu...
04/11/2000
5958601Water dispersible/redispersible hydrophobic polyester resins and their application in coatings
This invention relates to the synthesis from PET (virgin, recycled, post consumer, or precursor raw materials) of novel water dispersible or water emulsifiable polyester resins having improved hydrophobicity or non-polar characteristics. These characteris...
09/28/1999
5922474Solventless coatings based on low-viscosity polyesters
The present invention relates to polyesters formed by reacting components comprising: (a) from about 20 to about 45 mol% of a diol; (b) from about 4 to about 25 mol% of a polyol; (c) from about 5 to about 25 mol% of a diacid; (d) up to 6 mol% of an ethyle...
07/13/1999
5858551Water dispersible/redispersible hydrophobic polyester resins and their application in coatings
This invention relates to the synthesis from PET (virgin, recycled, post consumer, or precursor raw materials) of novel water dispersible or water emulsifiable polyester resins having improved hydrophobicity or non-polar characteristics. These characteris...
01/12/1999
5840806Curable resin compositions
Disclosed is a curable resin composition which can be applied for various uses such as top-coating compositions for cars, coating compositions for exterior walls of constructions, heat-resistant coating compositions, adhesives, ink compositions, compositi...
11/24/1998
5824398Plasticized polyester for shrink film applications
This invention relates to polyester/plasticizer blends which are useful as heat-shrinkable films or sheets in low temperature shrink packaging applications. The heat-shrinkable films or sheets comprise a blend of (A) 90 to 99 weight percent of a polyester...
10/20/1998
5811478Anti-yellowing molding compositions
Molding compositions comprising certain epoxy compounds, at least one antioxidant, an unsaturated thermosetting resin and an olefinically unsaturated monomer are disclosed. The disclosed compositions can provide enhanced yellowing resistance to articles m...
09/22/1998
5804674Mold release agent, cured film obtained from said mold release agent, and molding method using said mold release agent
A mold release agent containing (A) a silane compound, (B) a silicon and/or fluorine-containing compound having at least two hydroxyl groups or alkoxy groups in one molecule and (C) a polymer of a perfluoroalkyl group-containing (meth)acrylate ester gives...
09/08/1998
5721294Air-drying aqueous polymer dispersions
The invention relates to an air-drying aqueous polymer dispersion based on a core/shell polymer having an alkyd resin in the core and an addition polymer grafted thereon, with 50-90 weight percent of the core/shell polymer being composed of alkyd resin an...
02/24/1998
5637356Polyesters, polyester/acrylic dispersions, and application thereof
Polyesters are formed from diols and dibasic carboxylic acids at an OH/COOH ratio to provide --OH termination, and then end-capped with tribasic carboxylic acids. A major portion of the dibasic carboxylic acids used to form the polyesters have the formula...
06/10/1997
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