Patents by Inventor Frederick C. Sovia

Frederick C. Sovia 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).

  • Making jacketed lined pipe
    Patent number: 4365404
    Abstract: A full jacketed lined piping system with appropriate venting is provided wherein the jacket features welded construction to the flanges of the lined pipe.
    Type: Grant
    Filed: November 19, 1980
    Date of Patent: December 28, 1982
    Assignee: The Dow Chemical Company
    Inventors: German O. Castro, Frederick C. Sovia