( June 4, 2026, 3:16 PM EDT) -- SAN ANTONIO — Based on language in a 1937 deed, a divided Texas appellate panel ruled that mineral interest owners had a nonexecutive mineral interest with a floating royalty and not a fixed nonparticipating royalty interest (NPRI) because, despite a history of mistaken payments and title treatment, the deed’s construction remained in effect. The majority also rejected alternative doctrines related to mineral ownership....