ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,460,181, issued on Nov. 4, was assigned to GEORGE MASON UNIVERSITY (Fairfax, Va.).

"Membrane coverage and orientation and methods, compositions, and kits related thereto" was invented by Barney Bishop (Annandale, Va.) and Mrinalini Ramanan (Fairfax, Va.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Cells and lipid-based structures are described herein, in particular cells and lipid-based structures comprising membrane portions derived from cells having a label covalently attached thereto, as are compositions and kits comprising such cells and structures, and methods for using the cells and structures, in particular for determining membrane coverage and/...