ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,459,241, issued on Nov. 4, was assigned to Solutia Inc. (St. Louis).
"Textured interlayers" was invented by Vincent J. Yacovone (Springfield, Mass.) and Jun Lu (Greeneville, Tenn.).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention provides a PVB interlayer sheet having a surface topography on at least one surface which is characterized as having a relatively low profile and a controlled, collapsible surface roughness profile (upon exposure to heat) having a population of significantly more surface peaks than negative peaks (valleys) in certain embodiments and slightly more distant peak spacing than is generally found in embossed PVB interlayers...