He was nominated by King Martin of Aragon, on 3 May 1409, was approved by the Pope on 20 June 1414, and was consecrated by John XXIII (1410--1415).
He was nominated by King Martin of Aragon, on 3 May 1409, but was resisted by the Chapter and people of Palermo. Ubertino was approved by the Pope on 20 June 1414, and was consecrated by John XXIII (1410--1415).