U.S. federal trademark · Serial No. 75183146 · Reg. No. 2204821
steel ball valves for controlling water, oil, gas, steam, chemical, acid and slurry flow for use in oil refineries, chemical plants, oil production facilities and oil pipelines that require control and management of their piping processes
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.