ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,421,168, issued on Sept. 23.

"Systems and methods for self-sustaining saltwater reactive cementitious systems" was invented by Marie D. Jackson (Salt Lake City), Philip F. Brune (Parkland, Fla.) and Thomas Adams (Reno, Nev.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The described systems, methods, and compositions relate to systems, methods, and compositions for forming one or more cementitious mixtures that cure into one or more mortars and/or concretes. More particularly, some embodiments relate to systems, methods, and compositions for producing cementitious materials (or cured mortar and/or concrete compositions) that tend to increase in streng...