ALEXANDRIA, Va., April 7 -- United States Patent no. 12,595,454, issued on April 7, was assigned to Momenta Pharmaceuticals Inc. (Titusville, N.J.).

"Methods of continuous cell culture" was invented by Jin Yin (Sudbury, Mass.) and Ru Zang (Auburndale, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides, among other things, continuous culture methods for producing a cell product, e.g., a recombinant protein, e.g., a glycoprotein, e.g., an antibody agent or a fusion protein. In some instances, methods herein allow large-scale production of a recombinant protein using continuous culture methods. The present disclosure identifies and addresses a problem with current continuous ce...