Mealey's (June 5, 2019, 9:40 AM EDT) -- LAFAYETTE, La. — A federal judge in Louisiana on May 31 transferred a hydraulic fracturing patent dispute to Texas federal court after he ruled that although the case could remain in its current jurisdiction, the object of the patent and key witnesses are located in Texas (Extreme Technologies LLC v. Stabil Drill Specialties LLC, No. 19-219, W.D. La.)....