Patents by Inventor Douglas M. Fincham

Douglas M. Fincham 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).

  • Package for expandable food product
    Patent number: 4734288
    Abstract: A package for an expandable food product and a method for manufacturing the same including an outer container, an expandable food pouch within the container and a coating on the inside surface of the container to adhere the pouch thereto when the package is exposed to a source of heat. A further embodiment of the package includes an expandable food pouch with a designed fault along its peripheral edge to facilitate the controlled release of pressure formed within the pouch.
    Type: Grant
    Filed: April 10, 1987
    Date of Patent: March 29, 1988
    Assignee: E. A. Sween Company
    Inventors: Rolf G. Engstrom, Douglas M. Fincham