ALEXANDRIA, Va., June 12 -- United States Patent no. 12,296,285, issued on May 13, was assigned to UCB BIOPHARMA SRL (Brussels).
"Methods for purifying antibodies" was invented by Neil Alan Watson (Slough Berkshire, Great Britain) and Curtis William Phippen (Slough Berkshire, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to the field of manufacturing recombinant antibody molecules. In particular, methods of purifying such recombinant antibody molecules are provided wherein imidazole or an imidazole-analogue is added during the elution of the recombinant antibody molecule from an affinity chromatography resin, such as a protein-A-based resin."
The patent was filed on July...