U.S. federal trademark · Serial No. 75136989 · Reg. No. 2113725
steam surface condensers, indirect contact vacuum condensers, direct contact barometric vacuum condensers, [air cooled condensers,] steam jet ejectors, organic motivated ejectors, [vacuum deaerators,] and desuperheaters, all for use in steam generation and condensation applications; shell and tube heat exchangers, [air cooled heat exchangers,] plate heat exchangers, heliflow heat exchangers, instantaneous water heaters, fume scrubbers, steam vacuum refrigeration units and steam relief valves
liquid ring vacuum pumps
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.