Patents by Inventor Brett Michael Roudabush

Brett Michael Roudabush 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).

  • COMPOSITE RAILWAY TIE
    Publication number: 20230175207
    Abstract: A railway tie, and method for producing said railway tie, includes an outer shell having an inner surface defining a shell void in the outer shell. A void material fills the shell void. An insert is located in the shell void and spans from a first side of the outer shell to a second side of the outer shell and reinforces the outer shell against force applied to one or both of the first side and the second side. The insert may include an insert-shell component, and a conduit component located in the insert-shell component, the conduit component sized and shaped to receive a railway fastener.
    Type: Application
    Filed: December 2, 2022
    Publication date: June 8, 2023
    Inventors: Nicholas David Helberg, Michael Steven Schoenoff, Brandon Michael Bubak, David Matthew Frisch, Brett Michael Roudabush