Patents by Inventor Roger Derda

Roger Derda 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: 5833193
    Abstract: An expandable and adjustable display device for textiles comprising a rigid flattened main body of unspecified length having overlapping channels in which rigid removable slidable bar arm members of equal length fit into the channels and extend longitudinally from the main body allowing expansion and adjustment of the position of the arm members. Said slidable arm members possessing a rigid flattened holding pad at its fore end proportionate in thickness to the main body. The slidable bar arm members possessing the means on the aft end to accept an unspecified number of pad spacers substantially proportionate in size as the pad provided on the fore end of the slidable arm member. The face of the main body, the pads, and spacers having attached a holding strap containing hook fasteners substantially proportionate in width and length as the main body, pads, and spacers for penetrating and supporting the textiles.
    Type: Grant
    Filed: November 1, 1996
    Date of Patent: November 10, 1998
    Inventors: Roger Derda, David T. Adrian
  • Patent number: 4718125
    Abstract: An improved mitten which is disposable being comprised of high density polyethylene and having tab elements integrally formed therein for easy removal. When said mitten is used by an individual and becomes dirty or is no longer needed, it can be easily removed from the hand and later discarded by grasping one of the two tab elements therein with the opposite hand and peeling said tab element towards the fingers and away from the wrist until removal is accomplished.
    Type: Grant
    Filed: November 10, 1986
    Date of Patent: January 12, 1988
    Inventors: Roger Derda, Robert F. Derda