ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,497,581, issued on Dec. 16, was assigned to STEMCELL TECHNOLOGIES CANADA INC. (Vancouver, Canada).

"High-throughput microfluidic chip having parallelized constrictions for perturbing cell membranes" was invented by Maisam Dadgar (Cambridge, Mass.), Jacquelyn L. Sikora Hanson (Watertown, Mass.) and Armon R. Sharei (Somerville, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A microfluidic chip for causing the delivery of a payload to a cell comprises a plurality of constrictions configured to allow a cell suspension to flow through one or more of the plurality of constrictions from a first fluid flow region to a second fluid flow region within the m...