ALEXANDRIA, Va., July 3 -- United States Patent no. 12,343,720, issued on July 1, was assigned to Life Technologies Corp. (Carlsbad, Calif.).

"System and method for polynucleotide purification" was invented by Joseph Podhasky (San Rafael, Calif.), Mark Reed (Menlo Park, Calif.) and Nathan Kane (Guilford, Conn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system includes a pipetting system including a 3-axis gantry; a sled mechanism to select a magnetic comb from a set of magnetic combs; a fluorometer; and a set of receptacles to receive welled plates. A method for purifying nucleic acids includes applying a sample to a well of a multi-well plate, selecting a magnetic comb from a set of magnetic combs dis...