U.S. federal trademark · Serial No. 77018515 · Reg. No. 3425126
Oil field testing equipment, accessories and parts, namely, Rheometers for testing drilling mud viscosity properties under high temperature and high pressure conditions, Viscometers, for testing viscosity of various shear rates to ensure that drilling operations are optimized, Heating Cups for holding the sample during testing and controlling the samples temperature, Viscometer calibrating reference fluids for calibrating all rheometers and viscometers before running test on samples, sagging testers for testing drilling mud solid sagging properties and structural parts for repairing and upgrading the aforementioned equipment
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.