Patents by Inventor Roger J. Hodson

Roger J. Hodson 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).

  • Polymeric foams
    Patent number: 5264462
    Abstract: A method for the preparation of a polymeric foam which comprises vaporising a fluorine-containing ether in the presence of a foamable polymer or the precursors of a foamable polymer.
    Type: Grant
    Filed: March 1, 1993
    Date of Patent: November 23, 1993
    Assignee: Imperial Chemical Industries PLC
    Inventors: Roger J. Hodson, Richard L. Powell, David Randall