ALEXANDRIA, Va., Jan. 29 -- United States Patent no. 12,209,043, issued on Jan. 28, was assigned to WM INTELLECTUAL PROPERTY HOLDINGS LLC (Houston).

"System and method for removal of perfluoroalkyl and polyfluoroalkyl substances (PFAS) and micro-constituents from leachate treatment residual waste streams" was invented by Rohan Menon (Chester, Pa.), Ty Corneau (Brookfield, N.H.), Robert Magnusson (Brentwood, N.H.) and Brian Brazil (Damascus, Md.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system and method for removing and destroying PFAS from residual waste streams generated during the processing of landfill liquids prior to disposal are provided. The presently disclosed system and method can concentrat...