ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,491,525, issued on Dec. 9, was assigned to SAINT-GOBAIN ISOVER (Courbevoie, France).
"Pipe of a blowing machine" was invented by David Luis (Rantigny, France).
According to the abstract* released by the U.S. Patent & Trademark Office: "A pipe for the aeraulic transport of a loose-fill insulation product for a machine for blowing the insulating product, the pipe extending along a longitudinal main elongation direction and including at least one cylindrical wall which delimits a space configured for the circulation at least of the loose-fill insulating product, wherein, in the pipe, the cylindrical wall includes a plurality of sections, at least two of the sections each including at lea...