U.S. federal trademark · Serial No. 75060600 · Reg. No. TMA468935
gas sparging tubes for injecting gases into process liquors, injector nozzles for use in injecting gases into process liquors, flow adjustment valves for adjusting the flow and pressure of gases and fail-closed apparatus, namely, needle and seat valves
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.