Federal Circuit Reverses PTAB IPR Decision that Found PersonalWeb Technologies’ Patent Invalid

    Mikaela Berst

    On March 8, 2019, the U.S. Court of Appeals for the Federal Circuit reversed a March 2015 final written decision by the Patent Trial and Appeal Board (PTAB) in an inter partes review (IPR) proceeding that found several claims of PersonalWeb Technologies’ ‘310 patent to be unpatentable as obvious based on two prior art references.

    The case began in September 2013, when Apple filed a petition requesting an IPR of six claims regarding the ‘310 patent, which is directed toward a method for utilizing a content-based identifier to determine whether a particular data item is present on a system.

    Read more at IP Watchdog

    Need a Software Patent Infringement expert?

    If you are in need of an expert with experience in software patent disputes, we invite you to consider DisputeSoft.