Patents Assigned to Endeavour IV, Inc.
  • Combined photo and negative storage container
    Patent number: 5472091
    Abstract: A storage container holding photographs and/or negatives in segregated chambers in which a central polypropylene frame is wrapped with a resin coated non-acid paperboard membrane. The membrane is spaced away from the frame by a variety of projections so as to form the chambers. The central frame is rigid and dimensionally consistent to allow stacking of the containers even though the paperboard membrane is flexible and forms 3 exterior walls of the container.
    Type: Grant
    Filed: June 29, 1994
    Date of Patent: December 5, 1995
    Assignee: Endeavour IV, Inc.
    Inventors: Richard E. Hewitt, John K. Clay, William L. Bartlett
  • Stackable photo file
    Patent number: D361789
    Type: Grant
    Filed: May 27, 1994
    Date of Patent: August 29, 1995
    Assignee: Endeavour IV, Inc.
    Inventors: Richard E. Hewitt, John K. Clay, William L. Bartlett