ALEXANDRIA, Va., May 26 -- United States Patent no. 12,636,209, issued on May 26, was assigned to Kreg Medical Inc. (Melrose Park, Ill.).

"Bed base frame" was invented by Craig Poulos (Chicago), Tho Qg. Thieu (Wood Dale, Ill.) and Carlos Portillo (Chicago).

According to the abstract* released by the U.S. Patent & Trademark Office: "A bed base frame assembly of a bed generally comprises a base frame, a plurality of steerable and lockable casters, a lateral support assembly at the first and second sides of the base frame assembly, and an in-line support assembly at the foot end of the base frame assembly. The lateral support assembly may further include: a base frame; a first leg and a second leg rotatably connected to the base frame; a fir...