PARAMOUNT PERLITE CO. Trademarks
SPONGE-ROK
Filed: June 6, 1949
INORGANIC SOIL AMENDMENT
Owned by: PARAMOUNT PERLITE CO.
Serial Number: 71580029
SPONGE ROK
Filed: August 23, 1956
INORGAINC SOIL AMENDMENT
Owned by: PARAMOUNT PERLITE CO.
Serial Number: 72014468
