ALEXANDRIA, Va., May 12 -- United States Patent no. 12,623,441, issued on May 12, was assigned to Pilkington Group Ltd. (Lathom, Great Britain).
"Fire-resistant glazing" was invented by Nils Brinkman (Essen, Germany), Matthias Auth (Essen, Germany) and Andreas Poersch (Gelsenkirchen, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A fire resistant glazing is provided that seeks to avoid the issue of air gaps forming between a glazing and a frame into which the glazing is placed, a method of manufacturing the fire resistant glazing and the use of same. The fire-resistant glazing includes an intumescent edge mass located at least partially between the first sheet of glazing material and the second sheet...