U.S. federal trademark · Serial No. 74215240 · Reg. No. 1755865
surveying and mapping underground or otherwise hidden structures; namely, surveying and mapping underground water, sewer and irrigation systems, gas and oil lines, telephone and electrical cables, mine shafts and tunnels; underground fluid leakage detection; and underground gas and vapor leakage detection
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.