Murphy Exploration & Prod. Company-usa, Corp. v. Shirley Adams, Charlene Burgess, Willie Mae Herbst Jasik, William Albert Herbst, Helen Herbst, & R. May Oil & Gas Co.

This action stems from a contract dispute over an offset provision in an oil and gas lease. The court of appeals held that the lessee did not conclusively demonstrate compliance with the provision and reversed the trial court's summary judgment in the lessee's favor. Because the court of appeals read a requirement into the lease that its unambiguous language does not support, we reverse the court's judgment.

I. Background

Shirley Mae Herbst Adams and William Albert Herbst entered into essentially *107identical oil and gas leases with Murphy Exploration & Production Company's…