Patents by Inventor Tod Charles Duvall

Tod Charles Duvall 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).

  • Organic based thermal stabilizers and heat stabilized polymer compositions
    Patent number: 7112622
    Abstract: The present invention encompasses a novel organic based composition which includes at least one organic based heat stabilizer component, and at least one stabilizer modifying component selected from the group of liquid calcium soap and 1,3,5-tris (2-hydroxyethyl) cyanuric acid. The invention also encompasses heat stabilized polymer compositions made with the novel organic based composition disclosed herein.
    Type: Grant
    Filed: March 3, 2003
    Date of Patent: September 26, 2006
    Assignee: Rohm and Haas Company
    Inventors: Paul Brian Adams, Tod Charles Duvall, Gene Kelly Norris
  • Organic based thermal stabilizers and heat stabilized polymer compositions
    Publication number: 20030227006
    Abstract: The present invention encompasses a novel organic based composition which includes at least one organic based heat stabilizer component, and at least one stabilizer modifying component selected from the group of liquid calcium soap and 1,3,5-tris (2-hydroxyethyl) cyanuric acid. The invention also encompasses heat stabilized polymer compositions made with the novel organic based composition disclosed herein.
    Type: Application
    Filed: March 3, 2003
    Publication date: December 11, 2003
    Inventors: Paul Brian Adams, Tod Charles Duvall, Gene Kelly Norris