U.S. federal trademark · Serial No. 86969573 · Reg. No. 5675633
Shell and tube heat exchangers not being parts of machines, the foregoing for use in the chemical, food, gas, petroleum, petrochemical, power and refinery industries and replacement parts therefor, namely, bundles
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.