Texas Company v. the State of Texas and Duval County Ranch Company

Summary

The Texas Supreme Court affirmed the trial court's cancellation of the mineral conveyances as void, held that the State is not estopped from asserting invalidity, affirmed the award of interest on damages as a matter of law, affirmed that Duval may retain the 1/16th royalty as damages to its surface estate, and held that Texas Company waived its claim for recovery of those royalties and interest.