Patents by Inventor Stephen R. Kenin

Stephen R. Kenin 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).

  • Film fasteners for flexible sheets
    Patent number: 4472862
    Abstract: A film fastening system including a rigid base extrusion, and a locking member which fits into the extrusion to securely hold a sheet such as polyethylene or the like along edges or at its midportions relative to a support. The fastener includes a hinged locking cover which places a clamping force on the sheet being held. The cover also covers the free edge of the sheet material when installed.
    Type: Grant
    Filed: August 9, 1983
    Date of Patent: September 25, 1984
    Inventors: Roger D. Bloomfield, Stephen R. Kenin
  • Tubular extruded support and retainer for plastic sheet covers
    Patent number: D270764
    Type: Grant
    Filed: August 6, 1981
    Date of Patent: September 27, 1983
    Assignee: Solar Resources, Inc.
    Inventor: Stephen R. Kenin
  • Extruded support and retainer for plastic sheet covers
    Patent number: D270765
    Type: Grant
    Filed: August 6, 1981
    Date of Patent: September 27, 1983
    Assignee: Solar Resources, Inc.
    Inventor: Stephen R. Kenin