Patents Assigned to Polyglass U.S.A., Inc.
  • Self-adhering modified bitumen underlayment for tile roofs
    Patent number: 7132143
    Abstract: A self-adhering modified bituminous roofing tile underlayment material for tile roof assemblies that comprises an APP modified bitumen compound on the front side, and a factory-applied self-adhesive compound on the back side of a reinforcement carrier sheet, and granules embedded on the APP modified bitumen compound to provide a non-skid surface.
    Type: Grant
    Filed: February 11, 2004
    Date of Patent: November 7, 2006
    Assignee: Polyglass U.S.A. Inc.
    Inventors: Natalino Zanchetta, Shaik Mohseen
  • Self-adhering modified bitumen underlayment for metal roofs
    Patent number: 7115313
    Abstract: A self-adhering modified bituminous underlayment for metal roof assemblies that comprises an APP modified bitumen compound on the front side, and a factory-applied self-adhesive compound on the back side of a reinforcement carrier sheet, and a fabric at least partially embedded in the APP modified bitumen compound to provide a non-skid surface.
    Type: Grant
    Filed: February 11, 2004
    Date of Patent: October 3, 2006
    Assignee: Polyglass U.S.A., Inc.
    Inventors: Natalino Zanchetta, Shaik Mohseen