U.S. federal trademark · Serial No. 97138334 · Reg. No. 6940029
Sphygmotensiometers; Stethoscopes; Ear plugs for noise reduction; Ear trumpets; Hearing aids; Hearing aids for the deaf; Hearing protectors without the ability to reproduce or transmit sound
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.