U.S. federal trademark · Serial No. 90342286
non-metal rigid filters; silica filters; refractory cloth filters for use with dross slag refractory particles and non-metallic inclusions from molten metals; refractory cloth filters for use in de-gating and riser removal as part of metalcasting
filtering units for molten metal
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.