Patents by Inventor Bruce H. Ernst

Bruce H. Ernst 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).

  • High build, ambient cure coating compositions
    Patent number: 4513112
    Abstract: The use of isocyanate-functional prepolymers containing from recurring poly(ethylene oxide) units and colloidal silica in two-pack polyurethane compositions not only increases the flexibility of high build coatings prepared from such compositions but is also effective in controlling the mixed viscosity.
    Type: Grant
    Filed: March 7, 1984
    Date of Patent: April 23, 1985
    Assignee: Lord Corporation
    Inventors: Bruce H. Ernst, Dennis D. Howard, Thomas E. Gismondi