U.S. federal trademark · Serial No. 77943379 · Reg. No. 4091545
Air-cooled heat exchangers being parts of machines designed to cool a fluid by indirect heat exchange with air
Air-cooled heat exchangers not being parts of machines designed to cool a fluid by indirect heat exchange with air
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.