U.S. federal trademark · Serial No. 85201935
Frequency selection, suppressing, boosting, and modulation devices, namely, in-ear, electronic device for selection, suppressing, modulating, and boosting frequency response for use in the fields of construction, sporting events, hunting, firearm usage, concerts, entertainment events and other occasions involving loud noises
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.