Nonmetallic building materials Trademarks Filed in October 18, 1991
PERFORMANCE INSUL-SHEATH
Filed: October 18, 1991
insulation board
Owned by: NPS Corporation
Serial Number: 74213191
SMARTSASH
Filed: October 18, 1991
non-metal windows, non-metal doors, skylights, and modular sunrooms
Owned by: PELLA CORPORATION
Serial Number: 74213278