Patents by Inventor Darrin J. Page

Darrin J. Page 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).

  • Imaged copy film
    Patent number: 4891285
    Abstract: An imaged copy film comprising (a) a polymeric film substrate, (b) an image-receiving layer comprising a terpolymer of a vinyl halide, a vinyl ester of a saturated aliphatic carboxylic acid and a functional group-containing unsaturated termonomer, and (c) an electrostatic copying toner image layer. Toner adhesion is improved and the applied images exhibit superior resistance to abrasion and erasure.
    Type: Grant
    Filed: November 1, 1988
    Date of Patent: January 2, 1990
    Assignee: Imperial Chemical Industries PLC
    Inventors: Darrin J. Page, Stuart C. Rennison
  • Inkable sheet
    Patent number: 4857386
    Abstract: An inkable sheet comprises a base sheet, such as a PET film, having on a surface thereof an ink-absorbent resin layer comprising a vinyl pyrrolidone polymer and an acrylic or methacrylic polymer.
    Type: Grant
    Filed: February 3, 1987
    Date of Patent: August 15, 1989
    Assignee: Imperial Chemical Industries PLC
    Inventors: Alan Butters, Diana C. Blackmore, Darrin J. Page