Patents by Inventor Raymond F. Roberts

Raymond F. Roberts 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).

  • Patent number: 5873522
    Abstract: A support apparatus for use on an above ground field irrigation system which supports an irrigation system pipe terminal end extension. The apparatus comprises a support post or stand which has a securing clamp ring at its upper end which is free to rotate about the pipe and secures the upper end of the stand to the terminal end of an irrigation system pipe. The apparatus supports the terminal end of an irrigation system pipe in an upright position when the stand is vertically beneath the terminal end as an alternative to a half-wheel or a full wheel at the terminal end.
    Type: Grant
    Filed: April 29, 1997
    Date of Patent: February 23, 1999
    Inventor: Raymond F. Roberts