Patents by Inventor Lawrence F. Swift

Lawrence F. Swift 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: 6752288
    Abstract: A serving tray is provided with multiple compartments, each compartment having distinct peripheral walls having a pair of bands of accordion, style pleats separated by a smooth section of wall running the entire perimeter of the walls. The bands of accordion style pleats allow the container to be folded at the pleats to compress the container to provide three volumes which are easily identifiable. The band of accordion style pleats include pleat locks which can be manually activated to prevent the band of accordion style pleats from being compressed.
    Type: Grant
    Filed: May 30, 2003
    Date of Patent: June 22, 2004
    Assignee: The Swift Group of Universal Packaging
    Inventor: Lawrence F. Swift
  • Patent number: 5894944
    Abstract: A serving tray having multiple levels includes a lower tray, a tapered collar, a cylindrical extension and an upper tray. The lower tray has a receiving cup having a ribbed exterior surface for alignment to one end of the tapered collar in a non-rotatable manner. The cylindrical extension is sized to fit through the other end of the collar and into the receiving cup such that rotatable movement of the extension is permitted. The upper tray has a centrally located cup with a vertical wall that extends below the planar surface of the upper tray and fits within the upper end of the extension so that the upper tray rotates with the extension.
    Type: Grant
    Filed: August 6, 1997
    Date of Patent: April 20, 1999
    Inventor: Lawrence F. Swift
  • Patent number: D452761
    Type: Grant
    Filed: June 30, 2000
    Date of Patent: January 8, 2002
    Inventor: Lawrence F. Swift