Patents by Inventor Donald J. Knobloch

Donald J. Knobloch 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).

  • Fluorinated polyacrylate antifoam components for lubricating compositions
    Patent number: 11643612
    Abstract: There is disclosed an antifoam component for a mechanical device which includes a fluorinated poly(acrylate) copolymer. The antifoam component has improved foam performance and thermal stability in finished fluids, such as driveline fluids.
    Type: Grant
    Filed: September 21, 2017
    Date of Patent: May 9, 2023
    Assignee: The Lubrizol Corporation
    Inventors: Donald J. Knobloch, Kevin J. Hughes, Michael E. Huston, William R. S. Barton, Dennis M. Dishong, David M. Nickerson
  • FLUORINATED POLYACRYLATE ANTIFOAM COMPONENTS FOR LUBRICATING COMPOSITIONS
    Publication number: 20200017794
    Abstract: There is disclosed an antifoam component for a mechanical device which includes a fluorinated poly(acrylate) copolymer. The antifoam component has improved foam performance and thermal stability in finished fluids, such as driveline fluids.
    Type: Application
    Filed: September 21, 2017
    Publication date: January 16, 2020
    Inventors: Donald J. Knobloch, Kevin J. Hughes, Michael E. Huston, William R.S. Barton, Dennis M. Dishong, David M. Nickerson
  • Polyacrylate Antifoam Components With Improved Thermal Stability
    Publication number: 20200017793
    Abstract: There is disclosed an antifoam component for a mechanical device which includes a poly(acrylate) copolymer. The antifoam component has improved thermal stability in finished fluids utilizing dibutyl hydrogen phosphite compounds, such as driveline fluids.
    Type: Application
    Filed: September 21, 2017
    Publication date: January 16, 2020
    Inventors: David M. Dickerson, Donald J. Knobloch, Kevin J. Hughes, Michael E. Huston, William R.S. Barton, Dennis M. Dishong, Tina M. Adams, Rochelle L. Kovach, Elizabeth A. Schiferl, Christopher H. Joniec
  • FLUORINATED POLYACRYLATE ANTIFOAM COMPONENTS FOR LUBRICATING COMPOSITIONS
    Publication number: 20190322959
    Abstract: There is disclosed an antifoam component for a mechanical device which includes a fluorinated poly(acrylate) copolymer. The antifoam component has improved foam performance and thermal stability in finished fluids, such as driveline fluids.
    Type: Application
    Filed: September 21, 2017
    Publication date: October 24, 2019
    Inventors: Donald J. Knobloch, Kevin J. Hughes, Michael E. Huston, William R.S. Barton, Dennis M. Dishong, David M. Nickerson