Patents by Inventor Thomas Knutson

Thomas Knutson 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).

  • Molded container assembly for transporting bulk materials
    Publication number: 20030160049
    Abstract: A container assembly for transporting bulk materials that includes a molded, one-piece completely integral non-metallic container insert and a frame supporting the container insert. The container insert can be molded of polyolefin. It can include walls having varying thicknesses, a bottom wall having a thickness greater than the side walls, and/or reinforcing structures molded within the walls. The container assembly can be constructed to provide a fixed truck box or dump truck box.
    Type: Application
    Filed: October 17, 2002
    Publication date: August 28, 2003
    Inventors: William P. Reiter, Thomas Knutson, Dean Kovash
  • Molded container assembly for transporting bulk material
    Patent number: 6478176
    Abstract: A container assembly for transporting bulk materials that includes a molded, one-piece completely integral non-metallic container insert and a frame supporting the container insert. The container insert can be molded of polyolefin. It can include walls having varying thicknesses, a bottom wall having a thickness greater than the side walls, and/or reinforcing structures molded within the walls. The container assembly can be constructed to provide a fixed truck box or dump truck box.
    Type: Grant
    Filed: March 24, 2000
    Date of Patent: November 12, 2002
    Inventors: William P. Reiter, Thomas Knutson, Dean Kovash
  • Molded container assembly for transporting bulk materials
    Patent number: 6076693
    Abstract: A container assembly for transporting bulk materials that includes a molded, one-piece completely integral non-metallic container insert and a frame supporting the container insert. The container insert can be molded of polyolefin. It can include walls having varying thicknesses, a bottom wall having a thickness greater than the side walls, and/or reinforcing structures molded within the walls. The container assembly can be constructed to provide a substantially enclosed tank, a roll-off container, intermodal container, fixed truck box, or dump truck box.
    Type: Grant
    Filed: December 13, 1996
    Date of Patent: June 20, 2000
    Assignee: Wasteco Manufacturing
    Inventors: William P. Reiter, Thomas Knutson, Dean Kovash