Patents by Inventor Justin M. Chalker, Sr.

Justin M. Chalker, Sr. 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).

  • Sulfur-limonene polysulfide
    Patent number: 10590012
    Abstract: Disclosed is a limonene-sulfur polysulfide and methods for preparing the same. The polysulfide prepared according to these methods is flexible, moldable and otherwise capable of being formed in any manner consistent with a thermoplastic polymer. The limonene-sulfur polysulfide has been demonstrated to sequester inorganic palladium and inorganic mercury dissolved in water.
    Type: Grant
    Filed: October 13, 2015
    Date of Patent: March 17, 2020
    Assignee: The University of Tulsa
    Inventors: Justin M. Chalker, Sr., Michael P. Crockett, Austin M. Evans, Max Worthington