ALEXANDRIA, Va., April 9 -- United States Patent no. 12,269,854, issued on April 8, was assigned to ImmunityBio Inc. (San Diego).

"Multi-chain chimeric polypeptides and uses thereof" was invented by Hing Wong (Miramar, Fla.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided herein are multi-chain chimeric polypeptides that include: (a) a first chimeric polypeptide including a first target-binding domain, a soluble tissue factor domain, and a first domain of a pair of affinity domains; and (b) a second chimeric polypeptide including a second domain of a pair of affinity domains and a second target-binding domain, where the first chimeric polypeptide and the second chimeric polypeptide associate through t...