ALEXANDRIA, Va., March 17 -- United States Patent no. 12,576,404, issued on March 17, was assigned to The Johns Hopkins University (Baltimore).

"Disposable reagent scaffold for biochemical process integration" was invented by Tza-Huei Wang (Germantown, Md.), Dong Jin Shin (Baltimore) and Alexander Y. Trick (Baltimore).

According to the abstract* released by the U.S. Patent & Trademark Office: "Devices for assaying a biomolecule from a sample, including: a cartridge assembly structured to accept and secure a magnetofluidic cartridge to be used for the assaying, and a magnetic particle manipulation assembly arranged proximate the cartridge assembly, the magnetic particle manipulation assembly having a pair of magnets arranged to be on oppos...