Patents by Inventor Douglas Hendry

Douglas Hendry 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).

  • Salt separation and destruction of PFAS utilizing reverse osmosis and salt separation
    Patent number: 11891323
    Abstract: Per- and polyfluoroalkyl substances (PFAS) are destroyed by oxidation in supercritical conditions. PFAS in water is concentrated in a reverse osmosis step and salt from the resulting solution is removed in supercritical conditions prior to destruction of PFAS in supercritical conditions.
    Type: Grant
    Filed: August 9, 2022
    Date of Patent: February 6, 2024
    Assignee: Revive Environmental Technology, LLC
    Inventors: Stephen H. Rosansky, Michael Miller, Patrick Norris, Darwin Argumedo, Douglas Hendry, Ian Haggerty, Keith Brown, Joshua James, Joseph Casciano, Slawomir Winecki, Vivek Lal, Tom McGuinness
  • Salt Separation and Destruction of PFAS Utilizing Reverse Osmosis and Salt Separation
    Publication number: 20230047367
    Abstract: Per- and polyfluoroalkyl substances (PFAS) are destroyed by oxidation in supercritical conditions. PFAS in water is concentrated in a reverse osmosis step and salt from the resulting solution is removed in supercritical conditions prior to destruction of PFAS in supercritical conditions.
    Type: Application
    Filed: August 9, 2022
    Publication date: February 16, 2023
    Inventors: Stephen H. Rosansky, Michael Miller, Patrick Norris, Darwin Argumedo, Douglas Hendry, Ian Haggerty, Keith Brown, Joshua James, Joseph Casciano, Slawomir Winecki, Vivek Lal, Tom McGuinness
  • Salt separation and destruction of PFAS utilizing reverse osmosis and salt separation
    Patent number: 11407666
    Abstract: Per- and polyfluoroalkyl substances (PFAS) are destroyed by oxidation in supercritical conditions. PFAS in water is concentrated in a reverse osmosis step and salt from the resulting solution is removed in supercritical conditions prior to destruction of PFAS in supercritical conditions.
    Type: Grant
    Filed: August 6, 2021
    Date of Patent: August 9, 2022
    Assignee: Battelle Memorial Institute
    Inventors: Stephen H. Rosansky, Michael Miller, Patrick Norris, Darwin Argumedo, Douglas Hendry, Ian Haggerty, Keith Brown, Joshua James, Joseph Casciano, Slawomir Winecki, Vivek Lal, Tom McGuinness
  • Salt Separation and Destruction of PFAS Utilizing Reverse Osmosis and Salt Separation
    Publication number: 20220041483
    Abstract: Per- and polyfluoroalkyl substances (PFAS) are destroyed by oxidation in supercritical conditions. PFAS in water is concentrated in a reverse osmosis step and salt from the resulting solution is removed in supercritical conditions prior to destruction of PFAS in supercritical conditions.
    Type: Application
    Filed: August 6, 2021
    Publication date: February 10, 2022
    Inventors: Stephen H. Rosansky, Michael Miller, Patrick Norris, Darwin Argumedo, Douglas Hendry, Ian Haggerty, Keith Brown, Joshua James, Joe Casciano, Slawomir Winecki, Vivek Lal, Tom McGuinness