If at the expiration of 90 days from the date of personal service of the notice upon the delinquent co-owner or from the date of the last publication of the notice, the delinquent co-owner has not paid the proportion of the delinquent co-owner to the co-owners who performed or caused to be performed the assessment work, the title to the interest of the delinquent co-owner in the mine shall be immediately vested in the co-owners who performed or caused to be performed the assessment work.
Oregon Legal Code