7 MACHINE TOOLS AND PARTS THEREOF FOR USE IN THE WELL INDUSTRY, INCLUDING BAFFLES, BAFFLE PLATES, STOP RINGS, COLLARS, PLUGS, BASKETS, DOWN HOLE TOOLS, SCRATCHERS, CASINGS, SHOES, FLOATS, VALVES, PIPES, PIPE FITTINGS AND THE LIKE
Trademark Events
Jun 16, 1997
Expired Sec. 9
Jan 11, 1982
Registered - Sec. 8 (6-Yr) Accepted & Sec. 15 Ack.