Patents by Inventor Rashod Smith

Rashod Smith 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).

  • Polymeric pour point depressants for waxy crude oils
    Patent number: 11692053
    Abstract: This invention relates a wax inhibitor for hydrocarbon oils comprising an esterified copolymer having repeating structural units derived from an esterified ethylenically unsaturated dicarboxylic acid and ?-olefins having at least 18 carbon atoms, whereof at least 3 mol-% of the ?-olefins have 30 or more carbon atoms, and wherein the ethylenically unsaturated dicarboxylic acid has been esterified with a mixture of alcohols comprising i) 70 to 97 mol-% of a saturated fatty alcohol having 18 to 24 carbon atoms and ii) 3 to 30 mol-% of an unsaturated alcohol having 16 to 24 carbon atoms.
    Type: Grant
    Filed: April 21, 2021
    Date of Patent: July 4, 2023
    Assignee: CLARIANT INTERNATIONAL LTD
    Inventors: Anton Kaiser, Michael Feustel, Christoph Kayser, Matthias Krull, Michael Schaefer, Rashod Smith
  • Polymeric Pour Point Depressants For Waxy Crude Oils
    Publication number: 20220363796
    Abstract: This invention relates a wax inhibitor for hydrocarbon oils comprising an esterified copolymer having repeating structural units derived from an esterified ethylenically unsaturated dicarboxylic acid and ?-olefins having at least 18 carbon atoms, whereof at least 3 mol-% of the ?-olefins have 30 or more carbon atoms, and wherein the ethylenically unsaturated dicarboxylic acid has been esterified with a mixture of alcohols comprising i) 70 to 97 mol-% of a saturated fatty alcohol having 18 to 24 carbon atoms and ii) 3 to 30 mol-% of an unsaturated alcohol having 16 to 24 carbon atoms.
    Type: Application
    Filed: April 21, 2021
    Publication date: November 17, 2022
    Applicant: Clariant International, Ltd.
    Inventors: Anton KAISER, Michael Feustel, Christoph Kayser, Matthias KRULL, Michael Schaefer, Rashod Smith