ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,782,326, issued on Nov. 3, was assigned to REGENERON PHARMACEUTICALS INC. (Tarrytown, N.Y.).

"Methods and systems for assessing chromatographic column integrity" was invented by Eric Shierly (Tarrytown, N.Y.), Kevin Brennan (Tarrytown, N.Y.) and Donald Cross (Tarrytown, N.Y.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A chromatographic column analog may include chromatography media. The chromatographic column analog may further include a void configured to create a zone of preferential flow within the chromatography media, a block configured to create a zone of reduced flow within the chromatography media, or a void and a block. The block may include ...