Patents by Inventor Ronald M. Dull

Ronald M. Dull 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).

  • Resin-coated article having low tack
    Patent number: 4937146
    Abstract: A water curable resin-coated sheet useful as an orthopedic cast having a non-polar hydrophobic lubricant admixed with a resin prepolymer in the coating in order to provide low surface tack. A method of preparation involves mixing the lubricant and resin prepolymer briefly to form an unstable mixture and immediately applying the mixture to a substrate sheet of fiberglass or the like, the lubricant being present in an amount in excess of that which is miscible with the resin prepolymer.
    Type: Grant
    Filed: February 26, 1988
    Date of Patent: June 26, 1990
    Assignee: Kirschner Medical Corporation
    Inventors: Ronald M. Dull, Lawrence B. Smith, Harold E. Garey