Patents by Inventor Francine Elizabeth Edwards

Francine Elizabeth Edwards 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).

  • Dielectric fluids
    Patent number: 9978477
    Abstract: The present invention relates to dielectric fluids and esters, particularly to ester compositions suitable for use in dielectric fluid compositions as well as to dielectric fluid compositions, methods of manufacturing ester compositions and dielectric fluid compositions, and to electrical apparatus containing the dielectric fluids.
    Type: Grant
    Filed: February 13, 2015
    Date of Patent: May 22, 2018
    Assignee: M & I Materials Limited
    Inventors: Russell Martin, Francine Elizabeth Edwards
  • LOW TEMPERATURE DIELECTRIC FLUID COMPOSITIONS
    Publication number: 20180075941
    Abstract: The present invention relates to an ester composition that is suitable for successful operation in a dielectric fluid at extreme low temperatures, such as below about minus 50° C., without compromising the dielectric properties of the composition. The invention also relates to methods of manufacturing the ester composition and a dielectric fluid composition containing it.
    Type: Application
    Filed: February 22, 2016
    Publication date: March 15, 2018
    Inventors: Russell MARTIN, Francine Elizabeth EDWARDS
  • DIELECTRIC FLUIDS
    Publication number: 20150228373
    Abstract: The present invention relates to dielectric fluids and esters, particularly to ester compositions suitable for use in dielectric fluid compositions as well as to dielectric fluid compositions, methods of manufacturing ester compositions and dielectric fluid compositions, and to electrical apparatus containing the dielectric fluids.
    Type: Application
    Filed: February 13, 2015
    Publication date: August 13, 2015
    Inventors: Russell Martin, Francine Elizabeth Edwards