ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,460,409, issued on Nov. 4, was assigned to TUSCAN STONEWORX USA LLC (Lindon, Utah).
"Lightweight blocks with stone-like appearance" was invented by David L. Nicolson (Lindon, Utah).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure describes modular blocks configured to give the appearance of natural or cut stone. An aesthetic coating composition may be applied to one or more surfaces of a block having a low-density, such as an insulating concrete form (ICF), to form an modular block having the appearance of cut stone. The aesthetic coating composition includes a binder component, such as a cementitious binder made from white Portland c...