ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,509,698, issued on Dec. 30, was assigned to Arcturus Therapeutics Inc. (San Diego).

"Synthesis and structure of high potency RNA therapeutics" was invented by Pattraranee Limphong (San Diego), Carlos G. Perez-Garcia (San Diego), Kiyoshi Tachikawa (San Diego), Padmanabh Chivukula (San Diego), Arisa Cale (San Diego), Angel I-Jou Leu (San Diego) and Jared Davis (San Diego).

According to the abstract* released by the U.S. Patent & Trademark Office: "This invention provides expressible polynucleotides, which can express a target protein or polypeptide. Synthetic mRNA constructs for producing a protein or polypeptide can contain one or more 5' UTRs, where a 5' UTR may be expressed by a gen...