ORS 163.160 and ORS 135.230 to 135.290, if he ever touched his daughter for ANY reason it remains what it is, Abuse by means of intentionally, knowingly or recklessly placing another in fear of imminent serious physical injury, and that is a Misdemeanor Assault in the Forth Degree. 

By the way, what man sues their child for $4 Million dollars and expects to gain or demand their respect after?