ALEXANDRIA, Va., Sept. 3 -- United States Patent no. 12,406,648, issued on Sept. 2, was assigned to AWI Licensing LLC (Wilmington, Del.).
"Acoustic building panels" was invented by Peter J. Oleske (Lancaster, Pa.) and John Felegi Jr. (Lancaster, Pa.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Described herein is an acoustic building panel having a first major exposed surface opposite a second major exposed surface and a side exposed surface extending there between, the acoustic ceiling panel comprising: a body comprising a first major surface opposite a second major surface and a side surface extending between the first and second major surfaces, the body being air-permeable; and an attenuation coating ap...