ALEXANDRIA, Va., Sept. 17 -- United States Patent no. 12,415,869, issued on Sept. 16, was assigned to University of Washington (Seattle).

"Chemically induced protein dimerization systems" was invented by Liangcai Gu (Seattle), Shoukai Kang (Seattle), Luis Gomez-Castillo (Seattle) and Huayi Jiang (Seattle).

According to the abstract* released by the U.S. Patent & Trademark Office: "The disclosure provides polypeptides, fusion proteins, kits, dimers, nucleic acids, expression vectors, or host cells for use hi chemically induced dimerization systems, exemplified by a chemically induced dimerization system in which two recombinant antibodies dimerize only in the presence of cannabidiol."

The patent was filed on April 21, 2020, under Applicat...