ALEXANDRIA, Va., Sept. 1 -- United States Patent no. 12,723,139, issued on Sept. 1, was assigned to SALTS HEALTHCARE Ltd. (Birmingham, Great Britain) and SWANSEA UNIVERSITY (Swansea, Great Britain).

"Polymeric films" was invented by Shirin Alexander (Swansea, Great Britain), Andrew Barron (Swansea, Great Britain), Donald Hill (Swansea, Great Britain), Lee Tretheway (Birmingham, Great Britain) and Iain Powner (Birmingham, Great Britain).

According to the abstract* released by the U.S. Patent & Trademark Office: "A polymeric film includes a substrate at least partially coated with hydrophobic particles, the hydrophobic particles include: a metal oxide core; and a hydrocarbon chain having from 2 to 40 carbon atoms,wherein the hydrocarbon cha...