ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,729,144, issued on Sept. 8.

"Systems, methods, and compounds for sustainable wastewater treatment and co-products thereof" was invented by Michael P. Eaton (Mooresville, N.C.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A sequential batch reactor wastewater treatment system and method, a material combination for practicing the method, and a fertilizer co-product deriving therefrom. A pH lowering agent comprising an acid lowers the pH of wastewater. A first compound including chitin or chitosan comprises a filtering medium, a coagulant, and a flocculant, and a second compound comprises an adsorbent and a pH raising agent. Wastewater is mixed and aerate...