Patents by Inventor Benjamin G. Blyton

Benjamin G. Blyton 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).

  • Railroad crossing and process for fabrication thereof
    Patent number: 4147304
    Abstract: This invention relates to concrete railroad crossings and a process of constructing such railroad crossings which are essentially isolated from all moving parts of the rail system through the employment of compressible foam material to separate the surface of the rails, ties, and other track handware normally in direct contact with a concrete crossing. The crossing is supported on the sub-grade between the rail ties.
    Type: Grant
    Filed: May 23, 1977
    Date of Patent: April 3, 1979
    Inventor: Benjamin G. Blyton