Patents by Inventor Paul Steven HOFMAN

Paul Steven HOFMAN 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).

  • Method for analysis of hydrocarbons in water
    Patent number: 10539522
    Abstract: A method for analysis of hydrocarbons in water, the method comprising the steps of: extracting the hydrocarbons from a water sample; introducing the extracted hydrocarbons to a solvent system; determining the relative concentrations of the hydrocarbons in the solvent system and at least one solvent in the solvent system by 1H NMR analysis, wherein the solvent system comprises at least one solvent with a 1H NMR signal distinguishable from a 1H NMR signal of the hydrocarbons.
    Type: Grant
    Filed: May 16, 2016
    Date of Patent: January 21, 2020
    Assignees: The University of Western Australia, Chevron U.S.A. Inc.
    Inventors: Eric Freemantle May, Michael Leslie Johns, Matthew Roshan Joseph Carroll, Einar Orn Fridjonsson, Paul Louis Stanwix, Brendan Francis Graham, Christopher John Kalli, Paul Steven Hofman
  • A Method For Analysis Of Hydrocarbons In Water
    Publication number: 20180143148
    Abstract: A method for analysis of hydrocarbons in water, the method comprising the steps of: extracting the hydrocarbons from a water sample; introducing the extracted hydrocarbons to a solvent system; determining the relative concentrations of the hydrocarbons in the solvent system and at least one solvent in the solvent system by 1H NMR analysis, wherein the solvent system comprises at least one solvent with a 1H NMR signal distinguishable from a 1H NMR signal of the hydrocarbons.
    Type: Application
    Filed: May 16, 2016
    Publication date: May 24, 2018
    Inventors: Eric Freemantle MAY, Michael Leslie JOHNS, Matthew Roshan Joseph CARROLL, Einar Orn FRIDJONSSON, Paul Louis STANWIX, Brendan Francis GRAHAM, Christopher John KALLI, Paul Steven HOFMAN