U.S. federal trademark · Serial No. 77773045
Electric current warning and detection devices, namely, mobile phones, two way radios, walkie-talkies, and hard hats, with all of the above containing a sound, vibration, or visual alarm system that alerts the user when they come into close proximity of an electric circuit
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.