Patents by Inventor George R. Mistrick

George R. Mistrick 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).

  • Primed multiple glazed units for curtainwall systems
    Patent number: 4348435
    Abstract: An adhesion-promoting primer, e.g., an emulsion polymer, is employed to bond organic elastomers to silicone elastomer adhesives. A multiple glazed unit having an organic elastomer sealant about its periphery is mounted into a curtainwall system by first coating the exposed organic elastomer sealant with a suitable primer before bonding the multiple glazed unit to the curtainwall system with silicone elastomer adhesive.
    Type: Grant
    Filed: March 19, 1980
    Date of Patent: September 7, 1982
    Assignee: PPG Industries, Inc.
    Inventors: George R. Mistrick, George H. Bowser, Renato J. Mazzoni
  • Multiple glazed unit having an adhesive cleat
    Patent number: 4193236
    Abstract: Adhesive cleats having (1) adhesion in shear and (2) shear resistance of greater than about 40 pounds per square inch (2.80 kilograms per square centimeter) adhere a desiccative spacer to adjacent glass sheets to prevent spacer sag and/or spacer bow. A moisture-impervious sealant seals the airspace between the glass sheets to provide a multiple glazed unit.
    Type: Grant
    Filed: January 30, 1978
    Date of Patent: March 18, 1980
    Assignee: PPG Industries, Inc.
    Inventors: Renato J. Mazzoni, George R. Mistrick, Barent A. Rosskamp