U.S. federal trademark · Serial No. 76586227 · Reg. No. 3022537
Manufacture of microphone, receivers and electromechanical controls for use in hearing aids to the order and specification of others
Design and development of microphone, receivers and electromechanical controls for use in hearing aids for others
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.