Patents by Inventor Julie C. Double

Julie C. Double 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).

  • Thermally-transferable polyester image-protecting layer
    Patent number: 7026092
    Abstract: A thermal transfer medium for use in mass transfer printing comprises a substrate bearing on at least part of one surface thereof a coating of an overlay material comprising polyester having a glass transition greater than 50° C. (preferably at least 75° C.) and a molecular weight in the range 6,000 to 10,000. The overlay material combines good transfer characteristics, barrier properties and durability and is highly transparent.
    Type: Grant
    Filed: July 20, 2000
    Date of Patent: April 11, 2006
    Assignee: Imperial Chemical Industries PLC
    Inventors: Julie C. Double, Andrew Clifton, Alan Butters