ALEXANDRIA, Va., June 19 -- United States Patent no. 12,330,006, issued on June 17, was assigned to University of Rhode Island Board of Trustees (Kingston, R.I.).

"Polymer immobilization matrix for containment of hazardous materials and methods of using the same" was invented by Jimmie Oxley (Narragansett, R.I.), James L. Smith (Narragansett, R.I.), Robert Ichiyama (Kingston, R.I.) and Gerald Kagan (Foxboro, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure describes a unique, two-part, water-soluble polymer matrix material and a method of application that immobilizes a wide variety of loose powder or crystalline hazardous materials and renders them "safe" or at least "safer" for ha...