Patents Assigned to Firestone Building Products Co., LLC
  • Method of manufacturing granule coated asphaltic articles
    Patent number: 8435599
    Abstract: A method of manufacturing a granule coated asphaltic article is disclosed. The method includes applying molten asphalt to a reinforcement to create an asphaltic sheet, the asphaltic sheet having a top surface and a bottom surface. Next, the asphaltic sheet is bent to form an arcuated top surface of the sheet. The method concludes by applying a plurality of granules to the arcuated top surface of the asphaltic sheet.
    Type: Grant
    Filed: January 3, 2011
    Date of Patent: May 7, 2013
    Assignee: Firestone Building Products Co., LLC
    Inventors: Joseph Standeford, Wensheng Zhou, Lance Black
  • Method for producing and monitoring the compressive strength of foam insulation board
    Patent number: 8153039
    Abstract: A method for producing foam insulation board, the method comprising forming a foam product as part of a continuous process, where said foam product includes at least one side edge, monitoring on-line the compressive strength of the foam product, along said at least one side edge, and adjusting said step of forming a foam product in view of data obtained from said step of monitoring.
    Type: Grant
    Filed: May 21, 2008
    Date of Patent: April 10, 2012
    Assignee: Firestone Building Products Co., LLC
    Inventors: Timothy Tackett, John B. Letts
  • Construction boards with improved facers
    Patent number: 8142903
    Abstract: A construction board (10) comprising a cellular body and at least one facer (22,23), where the at least one cellulosic facer (22,23) is characterized by a burst strength of at least 250 kPa pursuant to T403 om-02 (TAPPI).
    Type: Grant
    Filed: April 18, 2008
    Date of Patent: March 27, 2012
    Assignee: Firestone Building Products Co., LLC
    Inventors: John B. Letts, Robert C. Harrison