ALEXANDRIA, Va., July 30 -- United States Patent no. 12,372,523, issued on July 29, was assigned to Trustees of Tufts College (Medford, Mass.).

"Patterned dried blood spot cards and related articles and methods" was invented by Charles R. Mace (Winchester, Mass.), Jessica E. Schilling (Bloomington, Minn.), Syrena C. Fernandes (Somerville, Mass.) and Keith Baillargeon (Medford, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Articles and methods involving fluidic devices are generally provided. In some embodiments, a fluidic device comprises a first layer comprising a central region in fluidic communication with an environment external to the fluidic device. The first layer may also comprise a first chan...