Court of Appeal upholds Birss J in Unwired Planet v Huawei

Jane Lambert Court of Appeal Unwired Planet International Ltd v Huawei Technologies Co Ltd [2017] EWCA Civ 266 (12 April 2017) Lords Justices Gross and Floyd and Mr Justice Arnold In Unwired Planet International Ltd v Huawei Technologies Co Ltd and Others [2015] EWHC 3366 (Pat) (23 Nov 2015), Unwired Planet sued Huawei, Samsung and Google for patent infringement. The patent in suit was European patent 2,229,744 entitled Method and arrangement in a wireless communication network which is concerned with polling for a wireless communication network. The trial judge, Mr Justice Birss, explained at para [2] of his judgment that "In this context the word "poll" refers to a message sent by a transmitter of data to the receiver to ask the receiver to tell the transmitter what information has been received. In the context of the mobile radio networks in this case, the poll asks the receiver to send a "status report". When the trans...