U.S. federal trademark · Serial No. 90021296 · Reg. No. 7157768
MACHINERY FOR MATERIAL TREATMENT, namely, MACHINERY FOR HARDBANDING AND HARDFACING, THAT IS, PERMANENT APPLICATION OF DURABLE MATERIAL BY MEANS OF A MATERIAL APPLICATION PROCESS SUCH AS WELDING TO THE OUTER SURFACES OF DRILL PIPE AND DRILLING TOOLS USED FOR DRILLING AND BORING OPERATIONS SUCH AS DRILLING OIL AND NATURAL GAS WELLS, EPA TEST WELLS, GEOTHERMAL WELLS, SOIL TESTING, CORE SAMPLING, DIRECTIONAL DRILLING, TUNNELING AND HORIZONTAL DIRECTIONAL DRILLING, TO REDUCE WEAR OF SAID DRILL PIPE AND DRILLING TOOLS
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