ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,471,843, issued on Nov. 18, was assigned to Fresenius Medical Care Holdings Inc. (Waltham, Mass.).

"Systems and methods for treating and estimating progression of chronic kidney disease" was invented by Thomas C. Blanchard (Somerville, Mass.), Len Usvyat (Boston), Yuedong Wang (Santa Barbara, Calif.), Peter Kotanko (New York), Dugan W. Maddux (Lincoln, Mass.) and Franklin W. Maddux (Lincoln, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Exemplary systems and methods for estimating progression of chronic kidney disease in a patient and applying clinical interventions may include determining historic values of at least one patient parameter that va...