ALEXANDRIA, Va., June 19 -- United States Patent no. 12,330,136, issued on June 17, was assigned to National Technology & Engineering Solutions of Sandia LLC (Albuquerque, N.M.).

"Sorption agent, method of making a sorption agent and barrier system" was invented by Edward N. Matteo (Albuquerque, N.M.), Clay Payne (Albuquerque, N.M.), Amanda Sanchez (Albuquerque, N.M.), Nelson S. Bell (Albuquerque, N.M.), Yifeng Wang (Albuquerque, N.M.), Jessica N. Kruichak (Albuquerque, N.M.) and Melissa Marie Mills (Albuquerque, N.M.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An anionic sorption agent, method for forming the anionic sorption agent and a barrier system are disclosed. The anionic sorption agent including ...