Patents by Inventor John P. Gilday

John P. Gilday 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).

  • Fluorinated polymers
    Patent number: 5595676
    Abstract: A fluoroorganic polymeric material which comprises a polymeric chain and at least one group pendent from the polymeric chain, in which the group pendent from the polymeric chain comprises at least one ion-exchange group or group convertible thereto, wherein the EW distribution is greater than 1.05, and wherein the ion-exchange group or group convertible thereto is preferably linked to the polymeric chain through an acyclic secondary carbon atom, for use as an ion-exchange membrane in an electrochemical device.
    Type: Grant
    Filed: December 22, 1994
    Date of Patent: January 21, 1997
    Assignee: Imperial Chemical Industries PLC
    Inventors: David J. Barnes, John P. Gilday