Patents by Inventor Donald Leith

Donald Leith 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).

  • AXEL ASSEMBLY
    Publication number: 20190118579
    Abstract: An axle assembly having a wheel flange with a central opening and a slot having an end dimensioned to fit within the wheel flange central opening. A molten binder, such as molten zinc, fills the space in between the wheel central opening and the shaft end. Upon cooling, the binder locks the wheel flange and shaft together.
    Type: Application
    Filed: December 14, 2018
    Publication date: April 25, 2019
    Inventor: Donald Leith
  • Axel assembly
    Patent number: 10183528
    Abstract: An axle assembly having a wheel flange with a central opening and a slot having an end dimensioned to fit within the wheel flange central opening. A molten binder, such as molten zinc, fills the space in between the wheel central opening and the shaft end. Upon cooling, the binder locks the wheel flange and shaft together.
    Type: Grant
    Filed: October 20, 2016
    Date of Patent: January 22, 2019
    Assignee: Panther Machine, Inc.
    Inventor: Donald Leith
  • AXEL ASSEMBLY
    Publication number: 20180111418
    Abstract: An axle assembly having a wheel flange with a central opening and a slot having an end dimensioned to fit within the wheel flange central opening. A molten binder, such as molten zinc, fills the space in between the wheel central opening and the shaft end. Upon cooling, the binder locks the wheel flange and shaft together.
    Type: Application
    Filed: October 20, 2016
    Publication date: April 26, 2018
    Inventor: Donald Leith
  • Box container with protective beam support
    Patent number: 6749108
    Abstract: A container for carrying produce is reinforced with at least one cross beam extending longitudinally across the upper side of the container and supported by the container's side walls. The cross beam is supported by die cut recesses in the upper edge of opposing side walls or by extensions extending from the sides of the cross beam.
    Type: Grant
    Filed: February 18, 2003
    Date of Patent: June 15, 2004
    Assignee: International Paper Company
    Inventors: William J. Naughton, Benjamin W. Quaintance, Pamela J. Riggins, Brian D. Smith, Donald A. Leith
  • Box container with protective beam support
    Publication number: 20030173396
    Abstract: A container for carrying produce is reinforced with at least one cross beam extending longitudinally across the upper side of the container and supported by the container's side walls. The cross beam is supported by die cut recesses in the upper edge of opposing side walls or by extensions extending from the sides of the cross beam.
    Type: Application
    Filed: February 18, 2003
    Publication date: September 18, 2003
    Inventors: William J. Naughton, Benjamin W. Quaintance, Pamela J. Riggins, Brian D. Smith, Donald A. Leith