U.S. federal trademark · Serial No. 74400763
emergency escape smoke hoods integral with aircraft de-compression oxygen delivery system, the hoods having a full head hood, a multi-stage negative pressure chemical filter, a mouthpiece, a noseclip and a quick connect/disconnect two-sided shutoff coupling that provides for immediate detachment of the hood from aircraft's oxygen delivery system to facilitate safe evacuation
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.