COATING OF BRAKE RIMS, TOOL JOINTS, DRILL COLLARS, DRAW WORKS CATHEADS, PUMP RODS, WASH PIPES, AND DRILLING RIG ROTARY MASTER BUSHINGS WITH HARD SURFACING MATERIALS
WITHOUT RELINQUISHING ANY COMMON LAW RIGHTS, APPLICANT DISCLAIMS THE WORDS "XTRA LIFE" APART FROM THE MARK AS SHOWN. TTE