Patents by Inventor David N. Greene

David N. Greene 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).

  • Disposable cooking utensil
    Patent number: 5582389
    Abstract: A cooking utensil has a base portion and a wall portion, wherein at least the wall portion is disposable after a single use. The wall portion includes a score line for irreversibly forming an opening in the wall portion. Tabs may be provided on either side of the score line for facilitating opening of the wall portion along the score line.
    Type: Grant
    Filed: June 21, 1994
    Date of Patent: December 10, 1996
    Inventor: David N. Greene