U.S. federal trademark · Serial No. 76569224
alarm systems for protecting homes, automobiles, and personal property, namely an electronic device that is incorporated into a door knob, door handle, or article of personal property wherein upon activation, the device sends a signal to a remote receiver to alert the property owner of an unauthorized entry or removal
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.