U.S. federal trademark · Serial No. 90745252 · Reg. No. 6758086
Sphygmotensiometers; Stethoscopes; Ear plugs for noise reduction; Ear plugs for soundproofing; Ear trumpets; Hearing aids; Hearing protectors without the ability to reproduce or transmit sound; Medical hearing instruments and parts of such devices
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.