U.S. federal trademark · Serial No. 74170642 · Reg. No. 1925094
telephones with special adaptations for use by handicapped persons with hearing, speech, visual and motion impairments; namely, speaker phones with programmable dialing; telephones with large key pads; telephones with adjustable noise frequency and noise reduction features; and telephones activated by blowing of air or whistling, and cordless telephones activated by blowing of air or whistling
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.