ALEXANDRIA, Va., June 4 -- United States Patent no. 12,319,045, issued on June 3, was assigned to Zephyros Inc. (Romeo, Mich.).
"Nonwoven composite for air flow applications" was invented by Christophe Chaut (Molsheim, France), Greg Thompson (Simpsonville, S.C.) and Marc Engel (Lingolsheim, France).
According to the abstract* released by the U.S. Patent & Trademark Office: "A composite material including a plurality of discrete layers layered on top of each other. The composite material may include one or more nonwoven layers, which may be one or more needlepunched layers, one or more spun-bond layers, one or more melt-blown layers, one or more spun-laced layers, one or more air-laid layers, or a combination thereof. The composite materia...