Patents Assigned to NPH Partnership
  • Retrofit glazing system
    Patent number: 4813203
    Abstract: Disclosed is a retrofit glazing system having a sub-frame mountable to the framework of an existing glazing system of a building. The sub-frame cooperates with an interlocking miniframe bonded to a glazing panel. The sub-frame and interlocking miniframe and glazing panel are installed from the exterior of the building. In an alternate embodiment, the sub-frame is bonded to the glazing panel and is installed from the interior of the building.
    Type: Grant
    Filed: August 19, 1987
    Date of Patent: March 21, 1989
    Assignee: NPH Partnership
    Inventors: George E. Newman, Hugo J. Palacios, Jerry C. Hogan