Franchisors that own intellectual property (patents, copyrights, or trademarks)for use as part of the franchise system have long been confronted with an unfortunate and misguided presumption that their intellectual property rights automatically gave them market power — an essential element of many antitrust claims — in the system’s patented, copyrighted, or trademarked products and services. From an antitrust perspective, this presumption, although rebuttable, created a…