ALEXANDRIA, Va., March 17 -- United States Patent no. 12,577,792, issued on March 17, was assigned to DAKOTA GROUP S.A.S. DI ZENO CIPRIANI & C. (Affri, Italy).

"Support system for raised floors" was invented by Zeno Cipriani (Affi, Italy).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a support system for the construction of raised floors with a walking surface spaced apart from a base, a lower rotor resting on the base, and an upper rotor resting above the lower rotor. The lower rotor has a spiral profile on which an upper sloping plane is defined, and the upper rotor has a spiral element on which a lower sloping plane is defined. The upper sloping plane is leant on the lower sloping plane so th...