Patents by Inventor Jay C. First

Jay C. First 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).

  • Composite rigid insulation materials containing V-grooves
    Patent number: 5310594
    Abstract: Flat, rectangular composite insulation comprising two dissimilar insulating materials on a separate flexible backing material is described. At least one of the two dissimilar materials is rigid. V-grooves are formed in the dissimilar materials extending from the surface of the insulation opposite of the flexible backing up to, but not through the flexible backing. The V-grooving permits the rigid composite insulation to be fitted to a curved surface such as a pipe.
    Type: Grant
    Filed: May 18, 1992
    Date of Patent: May 10, 1994
    Assignees: Rock Wool Manufacturing Co., Mineral Products and Technology, Inc.
    Inventors: David L. Holland, Charles M. Nelson, Thomas M. Miller, Jay C. First