ALEXANDRIA, Va., March 24 -- United States Patent no. 12,584,839, issued on March 24, was assigned to Massachusetts Institute of Technology (Cambridge, Mass.).

"Point-of-use devices and methods for determining rheological properties of samples" was invented by Nicole Alejandra Bustos (Cambridge, Mass.) and Lydia Bourouiba (Cambridge, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Apparatuses and methods designed to allow for on-site, on-demand measurement of rheological properties of a sample are disclosed. The apparatuses and methods utilize both a visual component (e.g., a camera) to obtain information about the sample for making such rheological property determinations and an integrated electrical c...