ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,534,210, issued on Jan. 27, was assigned to GOODRICH Corp. (Charlotte, N.C.).

"Stacked inflatable tubes and methods of forming stacked inflatable tubes for evacuation assemblies" was invented by Guruprasad Srikanta Prasad (Bangalore, India) and Adithya Nagara Venkatachala (Shivamogga, India).

According to the abstract* released by the U.S. Patent & Trademark Office: "An inflatable stacked tube assembly may comprise a first panel and a second panel. The first panel may form a first portion of a top tube and a first portion of a bottom tube. The second panel may form a second portion of the top tube and a second portion of the bottom tube. A first seam tape may be bonded to a first top...