Chemicals Trademarks Filed in March 9, 1946
HYPREZ
Filed: March 9, 1946
ABRASIVE MADE OF PRECIOUS OR SEMI-PRECIOUS STONE DUST
Owned by: ENGIS CORPORATION
Serial Number: 71497924
PETROFOS
Filed: March 9, 1946
INORGANIC PHOSPHATES FOR GENERAL USE IN THE PETROLEUM INDUSTRY, INCLUDING THE TREATMENT OF PETROLEUM OILS
Owned by: MONSANTO CHEMICAL COMPANY
Serial Number: 71497955
