Cap on Running Royalties. If Subject Invention is either (a) a process that improves the efficiency or lowers the cost of manufacture of existing Sponsor products or processes, or (b) a product that is an improvement of an existing Sponsor product, then the cumulative payments due University under this Section A.2 shall not exceed five million dollars ($5,000,000) for each Sponsor product or process for which (a) or (b) applies.