ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,740,844, issued on Sept. 22, was assigned to BioBarrier Inc. (Laguna Niguel, Calif.).

"Visual alert system for use with safety barriers and methods of making the same" was invented by Robin Thill Beck (Laguna Niguel, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A safety barrier for protecting a covered surface from exposure to dangerous fluids is provided with a membrane with a protected region having one or more built-in safety features defined by set of safety related properties and placed over the surface to inhibit the exposure of the dangerous fluids onto or into the surface and a safety indicator providing a visually perceptible alert at...