ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,467,870, issued on Nov. 11, was assigned to Chemeleon Inc. (Brooklyn, N.Y.).
"Colorimetric chemical sensor with enhanced color sensitivity" was invented by Min Hu (Brooklyn, N.Y.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A colorimetric sensor for detecting an analyte of interest in a fluid sample includes a photonic structure comprising a first receptor, wherein the photonic structure may be configured such that, when an analyte contacts the first receptor within the photonic structure, a refractive property of the photonic structure changes thereby to cause a detectable color change in the photonic structure. The first receptor may comprise an opt...