Patents by Inventor Sam HAIG

Sam HAIG 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).

  • Process
    Patent number: 11239485
    Abstract: A process for the recovery of a perfluorosulphonic acid ionomer from a component comprising a perfluorosulphonic acid ionomer is disclosed, the process comprising immersing the component comprising the perfluorosulphonic acid ionomer in a solvent comprising an aliphatic diol and heating. Also disclosed is the use of the recovered perfluorosulphonic acid ionomer, for example in to prepared a proton conducting membrane or a catalyst ink.
    Type: Grant
    Filed: March 5, 2020
    Date of Patent: February 1, 2022
    Assignee: Johnson Matthey Fuel Cells Limited
    Inventors: Robert Jeffrey Coleman, Thomas Robertson Ralph, Sam Haig, Natalia V. Plechkova
  • Process for the recovery of ionomer
    Patent number: 10964967
    Abstract: A process for the recovery of a perfluorosulphonic acid ionomer from a component comprising a perfluorosulphonic acid ionomer is disclosed, the process comprising immersing the component comprising the perfluorosulphonic acid ionomer in a solvent comprising an aliphatic diol and heating. Also disclosed is the use of the recovered perfluorosulphonic acid ionomer, for example in to prepared a proton conducting membrane or a catalyst ink.
    Type: Grant
    Filed: March 24, 2016
    Date of Patent: March 30, 2021
    Assignee: Johnson Matthey Fuel Cells Limited
    Inventors: Robert Jeffrey Coleman, Thomas Robertson Ralph, Sam Haig, Natalia V. Plechkova
  • Process
    Publication number: 20200203751
    Abstract: A process for the recovery of a perfluorosulphonic acid ionomer from a component comprising a perfluorosulphonic acid ionomer is disclosed, the process comprising immersing the component comprising the perfluorosulphonic acid ionomer in a solvent comprising an aliphatic diol and heating. Also disclosed is the use of the recovered perfluorosulphonic acid ionomer, for example in to prepared a proton conducting membrane or a catalyst ink.
    Type: Application
    Filed: March 5, 2020
    Publication date: June 25, 2020
    Inventors: Robert Jeffrey Coleman, Thomas Robertson Ralph, Sam Haig, Natalia V. Plechkova
  • PROCESS
    Publication number: 20180108932
    Abstract: A process for the recovery of a perfluorosulphonic acid ionomer from a component comprising a perfluorosulphonic acid ionomer is disclosed, the process comprising immersing the component comprising the perfluorosulphonic acid ionomer in a solvent comprising an aliphatic diol and heating. Also disclosed is the use of the recovered perfluorosulphonic acid ionomer, for example in to prepared a proton conducting membrane or a catalyst ink.
    Type: Application
    Filed: March 24, 2016
    Publication date: April 19, 2018
    Inventors: Robert Jeffrey COLEMAN, Thomas Robertson RALPH, Sam HAIG, Natalia V. PLECHKOVA