U.S. federal trademark · Serial No. 90875808 · Reg. No. 6971251
Downloadable mobile application for locally connecting multiple pairs of headphones into one voice group to assist face to face conversation for people with hearing impairments
Transmission and delivery of voice audio via multipeer connection of mobile phones using wireless local area networks
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.