U.S. federal trademark · Serial No. 85778195 · Reg. No. 4379111
Oil field and oil well apparatus, namely, blowout preventers, flanged crosses, studded crosses, double studded adapters, companion flanges, spiders, flanged adapter spools, flanged drilling spools, flanged tees, studded tees, check valves and hydraulic valves
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.