ALEXANDRIA, Va., May 19 -- United States Patent no. 12,630,819, issued on May 19, was assigned to Illumina Inc. (San Diego).

"Nucleic acid indexing techniques" was invented by John S. Vieceli (Encinitas, Calif.) and Ryan Matthew Kelley (San Diego).

According to the abstract* released by the U.S. Patent & Trademark Office: "Presented herein are techniques for indexing of nucleic acid, e.g., for use in conjunction with sequencing. The techniques include generating indexed nucleic acid fragments from an individual sample, whereby the index sequence incorporated into each index site of the nucleic acid fragment is selected from a plurality of distinguishable of index sequences and such that the population of generated nucleic acid fragments r...