ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,448,411, issued on Oct. 21, was assigned to Cytiva BioProcess R&D AB (Uppsala, Sweden).
"Separation method" was invented by Annika Kristina Forss (Uppsala, Sweden), Gustav Jose Rodrigo (Uppsala, Sweden), Tomas Bjorkman (Uppsala, Sweden), Jesper Ulf Hansson (Uppsala, Sweden) and Mats Ander (Uppsala, Sweden).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a method of isolating an immunoglobulin, comprising the steps of: a) providing a separation matrix comprising multimers of immunoglobulin-binding alkali-stabilized Protein A domains covalently coupled to a porous support: b) contacting a liquid sample comprising an immunoglobulin w...