The USPTO issued a patent grant for compositions and methods of making and using drug-binding polymers or nanoparticles for targeted therapies. The patent (US12589157B1) covers delivery systems capable of carrying two or more therapeutic agents including antibiotics, alkali or transition metal cations, and anticancer agents. The patent has 10 claims and was assigned to Washington University.

This patent grant establishes intellectual property rights and does not impose compliance obligations on third parties. Parties interested in developing similar drug delivery technologies should consider seeking licensing agreements with Washington University. No action is required by regulated entities; this is an informational notice of newly granted intellectual property rights.