ALEXANDRIA, Va., June 19 -- United States Patent no. 12,329,150, issued on June 17, was assigned to The General Hospital Corp. (Boston).

"Devices and methods to improve and assess viability of human livers" was invented by Mustafa Korkut Uygun (Boston), Bote G. Bruinsma (Boston) and Maria-Louisa Izamis (Boston).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to organ perfusion systems that can be used at room temperature. The organ perfusion systems do not comprise a temperature controller. In some embodiments, the organ perfusion systems do not comprise a cleaning device for cleaning the perfusion fluid. The perfusion fluid can comprise Williams' medium E. The organ perfusion sys...