U.S. federal trademark · Serial No. 87172772 · Reg. No. 5190418
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; earphones, headphones, audio speakers, audio cables [, hearing aids and accessories for hearing aids, namely, wireless receivers and transmitters, and remote controllers ]
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.