Patents by Inventor Richard W. Downey

Richard W. Downey 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).

  • Sleeving form for masonry material
    Patent number: 4035976
    Abstract: A sleeving assembly or form for forming voids in masonry comprises concentric tubular telescoping members. The members are formed from distinct density resinous materials which permit the inner member or core to be readily separated from the outer core.
    Type: Grant
    Filed: May 6, 1976
    Date of Patent: July 19, 1977
    Inventor: Richard W. Downey