Patents by Inventor Raymond John Shozda

Raymond John Shozda 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).

  • O-nitrosophenols as extractants for metal values
    Patent number: 3954936
    Abstract: O-Nitrosophenols adapted for the liquid-liquid extraction of metals, e.g., copper, from aqueous solutions and a nitrosation process for the preparation of the phenols.
    Type: Grant
    Filed: January 29, 1973
    Date of Patent: May 4, 1976
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Raymond John Shozda