Patents by Inventor Andrew W. Knebel, III

Andrew W. Knebel, III 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).

  • Sheet retaining device
    Patent number: 6108837
    Abstract: Systems for securing bed clothes such as a flat or fitted sheet in place on a mattress and fasteners which can be used in those systems and for other purposes. In addition to fasteners, the bed clothes securing system includes a flexible lead displaceably affixed to the fasteners for drawing the corners of the bed sheet together.
    Type: Grant
    Filed: May 22, 1998
    Date of Patent: August 29, 2000
    Inventor: Andrew W. Knebel, III