Filed Nov. 4, 1965

Serial No. 72232141

Registered Feb. 7, 1967

Registration No. 823,771

Class OIL AND GAS WELL SERVICES-NAMELY, SNUBBING SERVICE, WELL WORKOVER, RUNNING AND PULLING OF PIPE UNDER PRESSURE, WIRELINE SERVICES, INSTALLING AND REMOVING SUBSURFACE DEVICES BY FLEXIBLE LINE, BAILING, FISHING, SWABBING, INTERNAL CORROSION DETECTION AND SAMPLING SURVEYS, OIL AND GAS WELL COMPLETION SERVICES, CONSULTING SERVICES IN CONNECTION WITH OIL AND GAS WELL EQUIPMENT SELECTION, USE AND APPLICATION TECHNIQUES, WELL WORKOVER SERVICES, TUBING TESTING SERVICES FOR PRESSURE TESTING PIPE IN PLACE AND PRIOR TO USE OF THE PIPE IN THE WELLS, TUBING AND PIPE PLUGGING SERVICES, VALVE DRILLING AND PIPE TAPPING SERVICES, SPECIALIZED CONSULTING SERVICE IN CONNECTION WITH OPERATION OF WELLS, AND SAFETY AND BLOWOUT PREVENTION SERVICE; 100

Case Type Service mark