ALEXANDRIA, Va., March 26 -- United States Patent no. 12,259,368, issued on March 25, was assigned to Waters Technologies Corp. (Milford, Mass.).

"Techniques for system suitability testing of inert liquid chromatography systems and columns" was invented by Amit Patel (Shrewsbury, Mass.), Moon Chul Jung (Waltham, Mass.), Matthew A. Lauber (North Smithfield, R.I.), Kevin Wyndham (Upton, Mass.), Mathew H. DeLano (Needham, Mass.) and Jennifer Simeone (Shrewsbury, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure is directed to methods of characterizing a system containing a chromatographic column. The methods can include introducing a sample comprising a positive control and a negative ...