U.S. federal trademark · Serial No. 76238869 · Reg. No. 2710594
Heat exchangers for use with natural gas installations, industrial filters for use with natural gas installations
Manually operated metal valves for gas lines
Gas pressure reducing valves for use with natural gas pipelines, gas safety pressure relief valves, safety valves for gas flow shut-off, gas pressure regulators, automatically operated metal valves for gas lines, gas meters, pressure gauges, differential pressure gauges
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.