Patents by Inventor Howard Grant Bradshaw

Howard Grant Bradshaw has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Polyolefin compositions adapted to replace flexible polyvinylchloride and other elastomeric compositions
    Patent number: 8394879
    Abstract: Compositions of polyolefins having properties, including flame retardancy, of polyvinylchloride (“PVC”) and other elastomeric compositions, are described. Also described are the manner in which the constituency of such compositions affects their ultimate properties, including flexibility and flame retardancy, whereby appropriate formulations, suitable for substitution for PVCs, can be achieved.
    Type: Grant
    Filed: April 28, 2011
    Date of Patent: March 12, 2013
    Assignee: Dynamic Modifiers, LLC
    Inventor: Howard Grant Bradshaw
  • High post consumer content mineral filler based on micronized recycled asphalt paving and thermoplastic compositions and polymeric emulsions derived from same
    Patent number: 8367759
    Abstract: A micronized filler for use in thermoplastic compositions, polymeric emulsions and other end products can include micronized recycled asphalt paving. The recycled asphalt paving filler can include calcium carbonate, calcium magnesium carbonate and silicon dioxide. The filler can have a particle size of 325 mesh screen, and a specific gravity of 2.4. The filler increases the post consumer content of various end products.
    Type: Grant
    Filed: February 11, 2011
    Date of Patent: February 5, 2013
    Inventors: Howard Grant Bradshaw, Jim Frederick Fisher, John Hinton Waters
  • High Post Consumer Content Mineral Filler Based on Micronized Recycled Asphalt Paving and Thermoplastic Compositions and Polymeric Emulsions Derived from Same
    Publication number: 20110197788
    Abstract: A micronized filler for use in thermoplastic compositions, polymeric emulsions and other end products can include micronized recycled asphalt paving. The recycled asphalt paving filler can include calcium carbonate, calcium magnesium carbonate and silicon dioxide. The filler can have a particle size of 325 mesh screen, and a specific gravity of 2.4. The filler increases the post consumer content of various end products.
    Type: Application
    Filed: February 11, 2011
    Publication date: August 18, 2011
    Inventors: Howard Grant Bradshaw, Jim Frederick Fisher, Johnny Hinton Waters