May 29, 2024
The Patent Trial and Appeal Board has trimmed more of a Sisvel International SA data transmission patent on remand from the Federal Circuit, but left one of the patent claims in play.
January 19, 2022
The Patent Trial and Appeal Board has dealt blows to several claims in three patents owned by European patent-licensing company Sisvel, wiping out one of them and trimming claims in the other two following a challenge by a collection of tech and telecom companies that Sisvel had sued.