Patents by Inventor Keith A. Cooper

Keith A. Cooper 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: 4489537
    Abstract: Disclosed is a container for storing product, a process and apparatus for making that container, a process and apparatus for drawing and blow forming plastic into a paperboard outer container and a process and apparatus for heat sealing a container. The container comprises a paperboard outer container and a plastic inner container which has been drawn and blow formed into the outer container. At the mouth of the container are horizontal plastic flanges which extend about the periphery of the container at least about 1/8 inch outwardly from the plastic inner container. Vertical flanges extend downwardly at least about 1/8 inch from the horizontal flanges. After product is placed in the container, the container is sealed by a heat sealable cover. A plastic overcap may be provided which engagedly fits around the container at its top.
    Type: Grant
    Filed: July 22, 1982
    Date of Patent: December 25, 1984
    Assignee: International Paper Company
    Inventors: Robert L. Gordon, George H. Maugle, Keith A. Cooper
  • Patent number: 4342183
    Abstract: Disclosed is a container for storing product, a process and apparatus for making that container, a process and apparatus for drawing and blow forming plastic into a paperboard outer container and a process and apparatus for heat sealing a container. The container comprises a paperboard outer container and a plastic inner container which has been drawn and blow formed into the outer container. At the mouth of the container are horizontal plastic flanges which extend about the periphery of the container at least about 1/8 inch outwardly from the plastic inner container. Vertical flanges extend downwardly at least about 1/8 inch from the horizontal flanges. After product is placed in the container, the container is sealed by a heat sealable cover. A plastic overcap may be provided which engagedly fits around the container at its top.
    Type: Grant
    Filed: April 9, 1979
    Date of Patent: August 3, 1982
    Assignee: International Paper Company
    Inventors: Robert L. Gordon, George H. Naugle, Keith A. Cooper
  • Patent number: 4214695
    Abstract: A one-piece reinforced paperboard container suitable for rapid manual filling and assembling is described and claimed. The container has novel multi-purpose corner constructions in that they impart to the container enhanced structural strength while providing a locking feature. Assembling the container requires no manufacturer's joints, eliminating the need for stitching, stapling, taping and the like. The container is suitable for packing many products such as meat.
    Type: Grant
    Filed: March 26, 1979
    Date of Patent: July 29, 1980
    Assignee: International Paper Company
    Inventor: Keith A. Cooper
  • Patent number: 4155697
    Abstract: Disclosed is a container for storing product, a process and apparatus for making that container, a process and apparatus for drawing and blow forming plastic into a paperboard outer container and a process and apparatus for heat sealing a container. The container comprises a paperboard outer container and a plastic inner container which has been drawn and blow formed into the outer container. At the mouth of the container are horizontal plastic flanges which extend about the periphery of the container at least about 1/8 inch outwardly from the plastic inner container. Vertical flanges extend downwardly at least about 1/8 inch from the horizontal flanges. After product is placed in the container, the container is sealed by a heat sealable cover. A plastic overcap may be provided which engagedly fits around the container at its top.
    Type: Grant
    Filed: November 29, 1976
    Date of Patent: May 22, 1979
    Assignee: International Paper Company
    Inventors: Robert L. Gordon, George H. Naugle, Keith A. Cooper
  • Patent number: 4141466
    Abstract: Disclosed is a container for storing product, a process and apparatus for making that container, a process and apparatus for drawing and blow forming plastic into a paperboard outer container and a process and apparatus for heat sealing a container. The container comprises a paperboard outer container and a plastic inner container which has been drawn and blow formed into the other container. At the mouth of the container are horizontal plastic flanges which extend about the periphery of the container at least about 1/8 inch outwardly from the plastic inner container. Vertical flanges extend downwardly at least about 1/8 inch from the horizontal flanges. After product is placed in the container, the container is sealed by a heat sealable cover. A plastic overcap may be provided which engagedly fits around the container at its top.
    Type: Grant
    Filed: July 22, 1977
    Date of Patent: February 27, 1979
    Assignee: International Paper Company
    Inventors: Robert L. Gordon, George H. Naugle, Keith A. Cooper