ALEXANDRIA, Va., April 21 -- United States Patent no. 12,606,678, issued on April 21, was assigned to BlueHalo LLC (Northwest, Ala.).

"Complexated biomolecules for use in contaminated soil or groundwater cleanup" was invented by Sanaz Farajollahi (Mason, Ohio), Patrick B. Dennis (Loveland, Ohio), Rajesh R. Naik (Huntsville, Ala.), Joseph M. Slocik (Huntsville, Ala.) and Nancy Kelley-Loughnane (Cincinnati).

According to the abstract* released by the U.S. Patent & Trademark Office: "A polyelectrolyte-surfactant complex, a method of removing a toxic substance from contaminated soil or contaminated groundwater using a polyelectrolyte-surfactant complex and a method of making a polyelectrolyte-surfactant complex. The polyelectrolyte-surfactant...