ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,544,286, issued on Feb. 10, was assigned to B/E Aerospace Inc. (Winston-Salem, N.C.).

"Collapsible shell mounted passenger lift assembly" was invented by Michael R. Warwick (Pleasant Garden, N.C.), Charles B. Cline (High Point, N.C.) and Nicholas Coppola (Charlotte, N.C.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A passenger lift assembly includes a spine defining a motion path, a lift mechanism attached to the spine and configured to travel along the motion path, and a plurality of branch subassemblies attached to the spine, each branch subassembly including at least one leg configured to engage an upstanding wall of a seat shell positioned in rela...