ALEXANDRIA, Va., Aug. 5 -- United States Patent no. 12,698,366, issued on Aug. 4, was assigned to Research Foundation of the City University of New York (New York).

"Method for producing a plastic object with embedded quaternary salts" was invented by William J. Blanford (Flushing, N.Y.), Gregory D. O'Mullan (Garden City, N.Y.) and Robert Engel (New York).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for producing customized object is provided. A resin (e.g. plastic or cellulose) is heated and a quaternary salt is added. The resulting admixture is used in forming a material that embodies customized characteristics. In another embodiment, a halogen-containing polymer has a quaternary molecule covalen...