Author:
Xiaohua (Joyce) Guo, Ph.D.
July 20, 2026
In Intellectual Pixels Limited v. Sony Interactive Entertainment LLC, the Federal Circuit affirmed a Patent Trial and Appeal Board decision holding claims 1-12 of U.S. Patent No. 10,681,109 unpatentable as obvious.<... Read more
Author:
Xiaohua (Joyce) Guo, Ph.D.
February 18, 2025
In a precedential opinion issued on January 10, 2025, the United States Court of Appeals for the Federal Circuit reversed a district court’s ruling that had invalidated claims 1-4 of U.S. Patent No. 8,101,659 (“the ’659 patent”) for lack of written description.<... Read more
Author:
Xiaohua (Joyce) Guo, Ph.D.
May 30, 2024
In a precedential decision, the US Court of Appeals for the Federal Circuit partially reversed and partially affirmed the Final Written Decisions made by the Patent Trial and Appeals Board (“Board”) during a series of inter partes review (IPR) proceedings.<... Read more