By Andrew Karpan (July 25, 2023, 7:06 PM EDT) — A San Diego credit union wants the U.S. Supreme Court to wade into a five-year legal war with another credit union over the right to use the slogan “Not a Bank. Better,” telling the justices that a ruling gutting the contested trademark goes against “common sense” and “will impose unnecessary costs on parties who litigate infringement and cancellation claims for years.”…