ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,553,045, issued on Feb. 17, was assigned to Arbor Biotechnologies Inc. (Cambridge, Mass.).

"Crispr DNA targeting enzymes and systems" was invented by David R. Cheng (Boston), David A. Scott (Cambridge, Mass.) and Winston X. Yan (Boston).

According to the abstract* released by the U.S. Patent & Trademark Office: "The disclosure describes novel systems, methods, and compositions for the manipulation of nucleic acids in a targeted fashion. The disclosure describes non-naturally occurring, engineered CRISPR-Cas systems, components, and methods for targeted modification of nucleic acids such as DNA. Each system includes one or more protein components and one or more nucleic acid component...