ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,448,154, issued on Oct. 21, was assigned to Blue Origin Manufacturing LLC (Huntsville, Ala.).

"System comprising a deceleration pool with a landing hook system disposed above it for receiving a landing rocket" was invented by John Eric Tepool (Owens Cross Roads, Ala.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A recovery system for receiving rockets upon landing comprising a deceleration pool filled with liquid. The system may have a volume filled with the liquid having a desired density profile. An injection manifold injects gas into the liquid to create the density profile. The liquid may have a first density at a landing region of the pool and a s...