U.S. federal trademark · Serial No. 73447752 · Reg. No. 1308979
Porous Sound-Absorbing Acoustical Sheets Made from Sintered Aluminum Powder, and Acoustical Panels, Noise-Silencers and Acoustical Linings Made by Forming Such Sheets, Sold to Acoustical Material Distributors to the Industrial and Architectural Trades for Use in Noise Reduction Applications
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.