U.S. federal trademark · Serial No. 98671480 · Reg. No. 8306306
magnet and electromagnetic induction coil assembly that generates a combination of static and alternating magnetic fields suitable for detecting fluids in an earth formation surrounding a borehole or well in the ground, sold as a component of borehole logging tools being electronic borehole data loggers.
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.