HP just ramped up its patent-infringement dispute with Memjet by filing a complaint against Memjet with the U.S. International Trade Commission entitled, “Certain Inkjet Printers, Printheads, and Ink Cartridges, Components Thereof, and Products Containing Same.” On May 27, HP Inc. filed a complaint against the Memjet companies, various OEM customers, and distributors—25 companies in total—alleging