Nonmetallic building materials Trademarks Filed in April 2, 1990
LOCKSTONE

LOCKSTONE

Filed: April 2, 1990
paving stones
Owned by: HENGESTONE HOLDING, INC
Serial Number: 74044623

ALFIBOND

ALFIBOND

Filed: April 2, 1990
insulating refractory
Owned by: MORGAN CRUCIBLE COMPANY, PLC, THE
Serial Number: 74044635

LOCK STONE

LOCK STONE

Filed: April 2, 1990
paving stones
Owned by: HENGESTONE HOLDINGS, INC.
Serial Number: 74044637

SATINPLY

SATINPLY

Filed: April 2, 1990
sanded plywood panel used for general construction and wood cabinet manufacturing
Owned by: CHAMPION INTERNATIONAL CORPORATION
Serial Number: 74044771

PORTA-SHELTERS

PORTA-SHELTERS

Filed: April 2, 1990
portable steel buildings and parts therefor
Owned by: Porta Carport Manufacturing, Inc.
Serial Number: 74044824

SLOPE BLOCK MARK IV

SLOPE BLOCK MARK IV

Filed: April 2, 1990
blocks for retaining walls
Owned by: HENGESTONE HOLDINGS, INC.
Serial Number: 74044985

CERTI-SHINGLE

CERTI-SHINGLE

Filed: April 2, 1990
building products
Owned by: Erickson, Richard M.
Serial Number: 74045232