ALEXANDRIA, Va., March 12 -- United States Patent no. 12,246,513, issued on March 11, was assigned to WALKI GROUP OY (Espoo, Finland).
"Building envelope" was invented by Pierrick Girard (Sainte Foy-les-Lyon, France) and Ann-Mari Ukkonen (Valkeakoski, Finland).
According to the abstract* released by the U.S. Patent & Trademark Office: "This invention relates to a building envelope (100) comprising a fire resistant tape (20) and a fire resistant barrier material (10), wherein the fire resistant tape (20) seals a seam between a first sheet (10a) of the fire resistant barrier material and a second sheet (10b) of the fire resistant barrier material, wherein the fire resistant barrier material (10) comprises a metallic layer (13), a support la...