U.S. federal trademark · Serial No. 73139833 · Reg. No. 1146550
Refractory Composition Composed of Calcined High Alumina Nodular Clays, Flint Clays, High Fusion Bond Clays and Carbon; for Lining Ladles, Steel Runners, Blast Furnace Runners, Overflow Spouts of Steel and Iron Ladles and Blast Furnace Troughs and Tap Holes
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.