hilton doctrine
Hilton doctrine. Civil procedure. The rule that in a dispute between parties to an oil-and-gas lease, royalty owners who would lose their rights if the defendant’s lease were terminated are regarded as indispensable parties to a proceeding challenging the lease. Hilton v. Atlantic Refining Co., 327 F.2d 217 (5th Cir. 1964). [Cases: Mines and Minerals 78.7(2).]