On January 4, 2022, the China National Intellectual Property Administration declared all challenged claims of CN101491099, owned by Interdigital, invalid. CN101491099 has been designated as essential in the SISVEL’s VP9 and AV1 pools.
Unified was represented by JZMC Patent and Trademark Law Office, and the case was managed by in-house counsel, Jessica L.A. Marks and Ashraf Fawzy.
Interdigital CN'099 invalid by Jennifer M Gallagher on Scribd