ALEXANDRIA, Va., March 3 -- United States Patent no. 12,565,339, issued on March 3.

"Non-tubular rocket stage landing apparatus" was invented by Mounir Njah (Blaine, Minn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A non-tubular rocket stage landing apparatus for more reliably landing and returning a non-tubular rocket stage for reuse in subsequent main missions. The non-tubular rocket stage landing apparatus comprises a platform, a dampening and cushioning device, an exhaust diffuser device, a hollow shell, and a rotational device for angular aligning the hollow shell with the pass-through non-circular circumference of a vertically landing non-tubular rocket stage."

The patent was filed on July 14, 202...