U.S. federal trademark · Serial No. 73358439 · Reg. No. 1252602
Drilling Fluid Additives-Namely, Drilling Mud Detergent, Spotting Fluid for Freeing Stuck Pipe, Drilling Mud Lubricant, and Torque Reducing Agent, and Surface Active Defoamer for Water-Base Muds
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.