Patents Assigned to CdrtainTeed Corporation
  • Picture window new construction J-channel frame sill
    Patent number: D487933
    Type: Grant
    Filed: March 31, 2003
    Date of Patent: March 30, 2004
    Assignee: CdrtainTeed Corporation
    Inventors: Jerome Carl Habeck, Stanley M. Gursky, Dennis C. Westphal, Edward M. McIntosh