Chemicals Trademarks Filed in March 23, 1940
ZEOGEL
Filed: March 23, 1940
Clay for Use in the Preparation and Treatment of Salt Water Well Drilling Fluids
Owned by: HALLIBURTON ENERGY SERVICES, INC.
Serial Number: 71429909
PICCOLYTE
Filed: March 23, 1940
Hydrocarbon Resins
Owned by: PINOVA, INC.
Serial Number: 71429915
PICCOUMARON
Filed: March 23, 1940
Hydrocarbon Resins
Owned by: HERCULES INCORPORATED
Serial Number: 71429916
