By Rebecca S. Bjork, Gerald L. Maatman, Jr., and Jennifer A. Riley Duane Morris Takeaway:  In a unanimous decision issued on January 15, 2025, the U.S. Supreme Court decided in Royal Canin U. S. A. v. Wullschleger, No. 23-677 (U.S. Jan. 15, 2025), that when a plaintiff files a civil suit under both state and …