ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,442,199, issued on Oct. 14, was assigned to Zephyros Inc. (Romeo, Mich.) and Pak-Lite Inc. (Suwanee, Ga.).
"Architectural flooring underlayment" was invented by Varun Mohan (Lexington, S.C.), Christophe Chaut (Molsheim, France), Kendall Bush (Rochester Hills, Mich.), Greg Thompson (Simpsonville, S.C.) and William Desmond Boring (Lawrenceville, Ga.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A fibrous structure having one or more vertically lapped layers having a first surface and a second surface and a facing layer secured to the first surface of the vertically lapped layer. The fibrous structure is adapted to be used in a flooring assembly. The fibr...