R.I. Gen. Laws § 28-33-29: Exercise of rights or privileges by guardian, conservator, or next friend.

In case an injured employee is mentally incompetent, or, where death results from the injury, in case any of his or her dependents entitled to compensation under this chapter are mentally incompetent or minors at the time when any right, privilege, or election accrues to him or her or them under chapters 29 — 38 of this title, his or her conservator, guardian, or next friend may, in his or her behalf, claim and exercise that right, privilege, or election, and no limitation of time provided in those chapters shall run so long as the incompetent person or minor has no conservator or guardian.