ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,486,408, issued on Dec. 2, was assigned to Aerogel ApS (Copenhagen, Denmark).

"Use of biocidal aerogel compositions in on-shore paints, coatings and sealants" was invented by Eva Wallstrom (Copenhagen, Denmark).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to silica aerogels with a high to very high loading (55-90% w/w) of encapsulated biocidal and/or biorepellant compounds and very low thermal conductivity and to methods of making and using such aerogels in anti-fouling compositions, which are especially suitable for coatings (marine paints, coatings, sealants, lacquers, wood protection or similar controlled leaching system...