Chemicals Trademarks Filed in August 13, 1973
SEALCO
Filed: August 13, 1973
CURING AND SEALING COMPOUND FOR USE IN CONCRETE
Owned by: W. R. GRACE & CO.-CONN.
Serial Number: 72465424
POLYWET
Filed: August 13, 1973
POLYMERS USED AS WETTING AGENTS, DISPERSANTS AND SURFACE ACTIVE AGENTS
Owned by: Uniroyal, Inc.
Serial Number: 72465445
POLY-SPERSE
Filed: August 13, 1973
CHEMICALS DESIGNED TO CONTROL SLUDGE, DEPOSITION AND FOAMING IN BOILER WATER SYSTEMS
Owned by: BETZ LABORATORIES, INC.
Serial Number: 72465557
