US Patent Issued to Donaldson on Oct. 7 for "Affinity membrane and method of preparation" (South Carolina, Delaware Inventors)

ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,434,201, issued on Oct. 7, was assigned to Donaldson Co. Inc. (Bloomington, Minn.).

"Affinity membrane and method of preparation" was invented by Jinxiang Zhou (Greenville, S.C.), Graham Temples (Greenville, S.C.) and Daniel Henn (Wilmington, Del.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for preparing an adsorptive media for binding biologic molecules comprising immersing a macroporous support in a first solution of a coupling reagent in a solvent solution for attachment of said coupling reagent to form coupling groups; and, immersing said macroporous support in an incubating solution selected from the group consisting of ligand, nucleotid...