R.I. Gen. Laws § 33-15-20: Statements of claims against estate.

Creditors of a ward shall file statements of their claims in the office of the probate clerk. Those claims filed within six (6) months, if allowed or proved, shall be preferred in payment over all claims subsequently filed. Claims filed after six (6) months shall be payable only out of the surplus property remaining in the hands of the limited guardian or guardian after paying claims filed within the time and all expenses and all allowances made by the court.