Oregon Revised Statutes Property Rights and Transactions § 105.080

In all cases where property in this state is or has been claimed or owned by residents of this state in common with others, and such residents have obtained or shall obtain the possession of the property at their own cost, expense or labor, they are entitled to reimbursement from the remaining claimant in common of the property, according to their proportionate interest therein. Residents so obtaining possession of such property have a lien upon it until the remaining claimant has paid or tendered such proportionate share of the reasonable costs, expenses or labor aforesaid.