[5] Gervais Clinchamp's career in indicative of a person who was skilled in law, and his connections point toward Paris.
In November 1282 he was a member of a committee of cardinals who reviewed the election and the personal character of Reynaldus Malavolti, Bishop-elect of Siena.
[13] In September 1283, Cardinal Gervais and Cardinal Girolamo Masci received a mandate from Pope Martin to intervene in a war between the people of Viterbo and the Orsini family over the ownership of the castello of Monte Coccozonis, which was held in feudal tenure from the Roman Church.
[14] On 5 May 1284 he was one of the cardinals who signed the Bull of Pope Martin IV which granted the Kingdom of Aragon to Charles of Anjou, son of King Philip III of France.
[18] In March 1286, Cardinal Gervais was appointed Auditor by Pope Honorius IV (Savelli) to examine the contested election of a bishop of Lescar in France.
Permission was given by the Pope, through, Cardinal Gervasius, for them to deal with the matter in their General Chapter, and act in accordance with their constitutions.
He wrote another letter on 3 May, reassuring them of Rome's position, as he had previously explained it, and that the death of the Pope did not change the instructions.
The Conclave began in mid-April at the papal palace next to Santa Sabina on the Aventine Hill in Rome.