Your statute of limitations may have run when you turned 20. I'm not sure. This is a personal injury question.
This does not establish an attorney/client relationship
This would be a personal injury case. The adult who committed the assault would need to have assets to entice an attorney to take the case. The parents of the adult who committed the offense are not really relevant.
Sign up to receive a 3-part series of useful information and advice about personal injury law.