U.S. federal trademark · Serial No. 87526246 · Reg. No. 5406412
Visual alerting signaling and receiver devices for the deaf and individuals with hearing loss, namely, doorbell and telephone ring detectors; wireless transmitter coupled to the signaling devices for generating a visual indication of an event occurrence detected by the signaling devices
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.