Patents by Inventor Preston M. Smith

Preston M. Smith 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: 5320279
    Abstract: An improved carton for superconcentrated detergent products. The carton includes front, rear and side panels and a cover. In one embodiment, the carton includes a liner which may be separate from the carton or integrated with the carton. The carton walls of the liner may include barrier materials. A hinge formed from perforated lines and score lines may be provided for the cover on the rear panel.
    Type: Grant
    Filed: February 16, 1993
    Date of Patent: June 14, 1994
    Assignee: Lever Brothers Company, Division of Conopco, Inc.
    Inventors: Edward J. Giblin, Jeannine D. Griffiths, Preston M. Smith
  • Patent number: 5301870
    Abstract: A paper scoop particularly suitable for use in concentrated detergent cartons. The scoop is formed from a blank of paperboard which includes a front panel, a bottom panel, a rear panel and two side panels on either side of the front panel. The side panels include handle apertures. When erected from the paperboard blank, the scoop can assume two positions: a flattened tubular position wherein the bottom panel is folded along a bisecting scoreline and an erected position wherein the bottom panel is snapped open whereby the bottom panel is disposed generally perpendicularly to the plane of the flattened scoop.
    Type: Grant
    Filed: December 14, 1992
    Date of Patent: April 12, 1994
    Assignee: Lever Brothers Company, Division of Conopco, Inc.
    Inventors: Preston M. Smith, Dominic Marazita