ALEXANDRIA, Va., June 25 -- United States Patent no. 12,339,283, issued on June 24.
"Flow cytometry evaluation of biological material for unassociated virus-size particles" was invented by Michael A. Artinger (Boulder, Colo.), Francis Kevin Kohlmeier (Broomfield, Colo.), Michael W. Olszowy (Erie, Colo.) and Tyler Donald Gates (Longmont, Colo.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method for evaluating a biological material for unassociated virus-size particles having a particular epitope uses a fluorescent antibody stain specific for binding with the epitope and a fluid sample with the virus-size particles and fluorescent antibody stain is subjected to flow cytometry with identification of fluores...