ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,409,457, issued on Sept. 9, was assigned to The General Hospital Corp. (Boston) and GPB Scientific LLC (Richmond, Va.).

"Devices and method for enrichment and alteration of cells and other particles" was invented by Lotien Richard Huang (Chestnut Hill, Mass.), Thomas A. Barber (Sudbury, Mass.), Bruce L. Carvalho (Watertown, Mass.), Ravi Kapur (Sharon, Mass.), Paul Vernucci (Billerica, Mass.), Mehmet Toner (Charlestown, Mass.) and Zihua Wang (Newton, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention features devices and methods for the deterministic separation of particles. Exemplary methods include the enrichment of a sample in a desir...