1 PARTICULATE MATERIAL FOR PREPARATION OF FLUID TO BE USED IN EMERGENCIES, I.E., FOR CONTROLLING EXTREMELY HIGH PRESSURES ENCOUNTERED IN THE CARRYING ON OF VARIOUS ACTIVITIES RELATED TO OIL, GAS AND WATER WELLS
SUPER-WEIGHT
Trademark Events
Jul 21, 1997
Expired Sec. 9
Dec 6, 1982
Registered - Sec. 8 (6-Yr) Accepted & Sec. 15 Ack.