Patents by Inventor Frederick C. Newman

Frederick C. Newman 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 multilayer sheet suitable for the manufacture of microwaveable containers
    Patent number: 4879147
    Abstract: A multilayer plastic sheet adapted for the manufacture of containers for food products to be cooked or reheated in microwave ovens is disclosed wherein the sheet has at least one layer of a propylene polymer composition bonded to the surface of a styrene polymer layer, the propylene polymer layer having incorporated therein about 20 to about 40 percent by weight of an inorganic filler such as talc, the filled propylene polymer and the styrene polymer layer having a melt flow substantially equal to the other and the thickness of the layers being at a ratio of from about 60:40 to about 40:60.
    Type: Grant
    Filed: January 15, 1987
    Date of Patent: November 7, 1989
    Assignee: Continental Can Company, Inc.
    Inventors: Frederick C. Newman, Louis J. Marsella
  • Plastic container having a surface to which a lid may be peelably sealed
    Patent number: 4810541
    Abstract: A plastic container adapted to be peelably heat sealed with a lid, the container having an integral peripheral flange extending outwardly from its upper edge to which the lid may be peelably heat sealed, the lid contacting surface of the flange being comprised of a peel mixture of polyethylene, and ethylene/vinyl acetate copolymer and a butene-1 polymer.
    Type: Grant
    Filed: November 27, 1987
    Date of Patent: March 7, 1989
    Assignee: Continental Can Company, Inc.
    Inventors: Frederick C. Newman, Louis J. Marsella