Patents by Inventor Grant Keyser

Grant Keyser 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).

  • Universal Hitch Intermodal Well Car System
    Publication number: 20250128743
    Abstract: A system for a well car includes a frame, a hitch coupled to the frame near the first end of the frame, and a first deck coupled to the frame. The frame includes a first pair of sockets located near a first end of the frame and a second pair of sockets located near a second end of the frame. Each socket of the first pair of sockets is configured to engage a support casting of a first pair of support castings located at a first position along a length of a well car. Each socket of the second pair of sockets is configured to engage a support casting of a second pair of support castings located at a second position along the length of the well car. The first deck is configured to hold wheels of a trailer when the trailer is coupled to the hitch.
    Type: Application
    Filed: December 19, 2024
    Publication date: April 24, 2025
    Inventors: Grant Keyser, Andrew Brown
  • Universal hitch intermodal well car system
    Patent number: 12179812
    Abstract: A system for a well car includes a frame, a hitch coupled to the frame near the first end of the frame, and a first deck coupled to the frame. The frame includes a first pair of sockets located near a first end of the frame and a second pair of sockets located near a second end of the frame. Each socket of the first pair of sockets is configured to engage a support casting of a first pair of support castings located at a first position along a length of a well car. Each socket of the second pair of sockets is configured to engage a support casting of a second pair of support castings located at a second position along the length of the well car. The first deck is configured to hold wheels of a trailer when the trailer is coupled to the hitch.
    Type: Grant
    Filed: January 27, 2021
    Date of Patent: December 31, 2024
    Assignee: TRINITY RAIL GROUP, LLC
    Inventors: Grant Keyser, Andrew Brown
  • UNIVERSAL HITCH INTERMODAL WELL CAR SYSTEM
    Publication number: 20220234628
    Abstract: A system for a well car includes a frame, a hitch coupled to the frame near the first end of the frame, and a first deck coupled to the frame. The frame includes a first pair of sockets located near a first end of the frame and a second pair of sockets located near a second end of the frame. Each socket of the first pair of sockets is configured to engage a support casting of a first pair of support castings located at a first position along a length of a well car. Each socket of the second pair of sockets is configured to engage a support casting of a second pair of support castings located at a second position along the length of the well car. The first deck is configured to hold wheels of a trailer when the trailer is coupled to the hitch.
    Type: Application
    Filed: January 27, 2021
    Publication date: July 28, 2022
    Inventors: Grant Keyser, Andrew Brown