ALEXANDRIA, Va., May 26 -- United States Patent no. 12,637,664, issued on May 26, was assigned to Donaldson Co. Inc. (Bloomington, Minn.) and Duke University (Durham, N.C.).

"Purification matrices comprising AAV-binding polypeptides and methods of using the same" was invented by Kelli M. Luginbuhl (Durham, N.C.), Michael Dzuricky (Durham, N.C.), Zachary Elmore (Durham, N.C.) and Aravind Asokan (Durham, N.C.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The application provides fusion proteins comprising an adeno-associated virus (AAV)-binding polypeptide and a polypeptide having phase behavior. Furthermore, the application provides purification matrices comprising these AAV-binding polypeptides, and methods...