Mark Identification

DHP

Serial Number

74660651

Filing Date

Apr 13, 1995

Trademark by

FLOWDRIL CORPORATION

Classification Information

downhole fluid drill for drilling holes in the earth strata, and components for the same, namely, single or multiple piston mud pumps, valving and conduits, attentuators, filters, nozzles, nozzle with drill bits, operated either singularly or in conjunction with modified downhole pump motors, MWD tools, float subs, stabilizers

Machinery