Patents by Inventor Joseph Gridel

Joseph Gridel 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).

  • Rapidly positioned envelope cover
    Patent number: 3983586
    Abstract: A contour bed blanket and detachable sheet assembly. The blanket portion is provided with insulating filling in its top surface and has depending flaps on three of its four sides. The flaps are sewn together at two corners to define a pocket adapted to slip over and around the end of a mattress. A sheet may also be buttoned in place inside the blanket.
    Type: Grant
    Filed: May 4, 1973
    Date of Patent: October 5, 1976
    Inventor: Joseph Gridel