Chemicals Trademarks Filed in April 29, 1948
CP-40

CP-40

Filed: April 29, 1948
CHLORINATION DERIVATIVES OF PARAFFIN WAX-I.E. ANY MATERIAL THAT IS PRODUCED BY THE REACTION OF CHLORINE ON PARAFFIN FOR…
Owned by: HOOKER ELECTROCHEMICAL COMPANY
Serial Number: 71555816

OB

OB

Filed: April 29, 1948
OIL WELL DRILLING FLUID
Owned by: OIL BASE, INC.
Serial Number: 71555834

OB BLACK MAGIC

OB BLACK MAGIC

Filed: April 29, 1948
OIL BASE DRILLING FLUID
Owned by: OIL BASE, INC.
Serial Number: 71555836