Nonmetallic building materials Trademarks Filed in March 25, 1977
ETERNA-CELL

ETERNA-CELL

Filed: March 25, 1977
STRUCTURAL FOAM
Owned by: NAMAQUA INDUSTRIES, LTD.
Serial Number: 73120349

THOROCRETE

THOROCRETE

Filed: March 25, 1977
ACRYLIC CONCRETE MIX FOR PATCHING VARIOUS SURFACES
Owned by: Beatrice Foods Co.
Serial Number: 73120399

HERCULES

HERCULES

Filed: March 25, 1977
BURIAL VAULTS OF STRUCTURAL FOAM MATERIAL
Owned by: NAMAQUA INDUSTRIES, LTD.
Serial Number: 73120413

INSTA-SEAL

INSTA-SEAL

Filed: March 25, 1977
FOAMACEOUS CAULKING MATERIAL
Owned by: THE DOW CHEMICAL COMPANY
Serial Number: 73120435