Patents by Inventor Julia A. Dart

Julia A. Dart 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).

  • RUBBER VULCANIZATION PROCESSES EMPLOYING AN EUTECTIC MIXTURE
    Publication number: 20230374279
    Abstract: A process for preparing a rubber vulcanizate, the process comprising (i) providing a vulcanizable composition of matter including a sulfur-based curative, zinc oxide, and a eutectic solvent; and (ii) heating the vulcanizable composition to thereby effect vulcanization.
    Type: Application
    Filed: May 26, 2023
    Publication date: November 23, 2023
    Inventors: Erin SHEEPWASH, Julia A. DART, Michael C. DAVIS
  • Rubber vulcanization processes employing an eutectic mixture
    Patent number: 11667774
    Abstract: A process for preparing a rubber vulcanizate, the process comprising (i) providing a vulcanizable composition of matter including a sulfur-based curative, zinc oxide, and a eutectic solvent; and (ii) heating the vulcanizable composition to thereby effect vulcanization.
    Type: Grant
    Filed: October 31, 2018
    Date of Patent: June 6, 2023
    Assignee: Bridgestone Corporation
    Inventors: Erin Sheepwash, Julia A. Dart, Michael C. Davis
  • Rubber Vulcanization Processes Employing An Eutectic Mixture
    Publication number: 20210198459
    Abstract: A process for preparing a rubber vulcanizate, the process comprising (i) providing a vulcanizable composition of matter including a sulfur-based curative, zinc oxide, and a eutectic solvent; and (ii) heating the vulcanizable composition to thereby effect vulcanization.
    Type: Application
    Filed: October 31, 2018
    Publication date: July 1, 2021
    Applicant: Bridgestone Corporation
    Inventors: Erin Sheepwash, Julia A. Dart, Michael C. Davis