U.S. federal trademark · Serial No. 79401139 · Reg. No. 8155538
Medical hearing diagnostic instruments and parts of such devices used in clinical and diagnostic audiology; medical devices, namely, audiometric transducers, air transducers, and bone transducers; hearing aids, and structural parts and accessories for hearing aids, namely, wireless receivers and transmitters.
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.