On March 25, 2021, Unified Patents filed a Chinese invalidation request for CN101491099 owned by Interdigital. CN101491099 has been designated as essential in the SISVEL’s VP9 and AV1 pools.

Unified is represented by JZMC Patent and Trademark Law Office, and the case is managed by in-house counsel, Jessica L.A. Marks and Ashraf Fawzy.