London Court Dismisses Apple's Appeal in Dispute With Optis Says iPhone and iPad Models Infringed 4G Patents
Apple infringed two telecommunications patents used in devices including iPhones and iPads , London's Court of Appeal ruled on Tuesday, dismissing the tech giant's appeal in a long-running dispute with a US patent holder. Texas-based Optis Cellular Technology sued Apple in 2019 over its use of patents which Optis says are essential to certain technological standards, such as 4G. London's High Court ruled last year that two of Optis' 4G patents were so-called standard essential patents and that Apple had infringed them. Apple appealed against that decision in May, arguing that the two patents in issue were not essential to 4G standards and that it had not infringed the patents. But its challenge was rejected by the Court of Appeal, with Judge Colin Birss saying in a written ruling that the High Court was "right to reject (Apple's) argument for non-infringement" and on the issue of the patents being essential. Apple and Optis did not immediately respo...