Patents by Inventor Albert G. Silverton

Albert G. Silverton 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).

  • Gilsonite-lignosulphonate emulsion compound
    Patent number: 5274014
    Abstract: A stable emulsion of gilsonite, lignosulphonates and acrylic polymers in water.
    Type: Grant
    Filed: March 18, 1993
    Date of Patent: December 28, 1993
    Inventor: Albert G. Silverton