Optis v Apple - The "Trial D" Appeal

Photo Maebmij Licence CC BY-SA 3.0 Source Wikimedia Commons Jane Lambert Court of Appeal (Lord Justices Newey, Arnold and Birss) Optis Cellular Technology LLC and others v Apple Retail UK Ltd and other s [2023] EWCA Civ 758 (4 July 2023) This was an appeal by Applie Inc and two of its subsidiaries ("Apple") against the judgment of Mr Justice Meade in Optis Cellular Technology LLC and others v Apple Retail Uk Ltd and others [2022] EWHC 561 (Pat) (15 March 2022) that European patents (UK) 2 187 549 B1 and 2 690 810 B1 were valid, essential to the LTE standard and infringed by Apple. The action before Mr Justice Meade was called "Trial D" because it was the last of a series of trials to determine whether a portfolio of patents that had been granted to Panasonic and subsequently assigned to the respondents were valid and essential to the LTE standard and whether they had been infringed. To put this litigati...