Patents by Inventor Douglas R. Dukes

Douglas R. Dukes 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).

  • Patent number: 5152590
    Abstract: An apparatus for the safe keeping and dispensation of sliced bread comprising a vertically disposed upper housing for containing said bread slices, said upper housing having an open upper end equipped with a lid, elongated vertical sides and a closed lower end secured to a lower housing or base of sufficient size and weight to support the upper housing and its contents and having a hollow interior containing a means for activating a lifting shelf surface supported said slices of bread such that upon activation of the moving means the lifting means raises the bread, thus presenting one or more slices to the user.
    Type: Grant
    Filed: December 27, 1990
    Date of Patent: October 6, 1992
    Inventor: Douglas R. Dukes