Fortress entity DivX video codec patent affirmed invalid by Federal Circuit

On June 24, 2025, the Federal Circuit affirmed the Patent Office's final decision, in a summary Rule 36 affirmance, confirming that the challenged claims 1 and 10 of U.S. Patent 10,326,987 were unpatentable. Owned by DivX, LLC, an affiliate of Fortress Investment Group, this filing was a part of Unified's ongoing efforts in its SEP Video Codec Zone. The '987 patent was asserted against Hulu and is directed to encoding alternative streams of video for use in adaptive bitrate streaming.

View district court litigations by DivX. To read the petition and review the case record, view IPR2021-01476 on Unified’s Portal. Unified was represented by Angela Oliver, Adam Erickson, Debbi McComas, and David McCombs of Haynes and Boone, and by in-house counsel, Jessica L.A. Marks and Roshan Mansinghani.

Justservice cloud patent affirmed invalid by Federal Circuit

On June 14, 2023, the Federal Circuit affirmed the Patent Office's final decision, in a summary Rule 36 affirmance, confirming that claims of U.S. Patent 10,476,868 was unpatentable. Owned by JustService Net LLC, the '868 patent is related to cloud and data-storage technology and was asserted against Dropbox.

View district court litigation by JustService.net. To read the petition and view the case record, see Unified’s Portal. Unified was represented by in-house counsel, Michelle Aspen, Ashraf Fawzy, David Seastrunk, and Roshan Mansinghani in this proceeding.

READ THE DECISION HERE.

Longhorn HD's cybersecurity patent affirmed invalid by Federal Circuit

On April 10, 2023, the Federal Circuit affirmed the Patent Office's final decision, in a summary Rule 36 affirmance, confirming that the challenged claims of U.S. Patent 7,260,846, owned by Longhorn HD LLC, were unpatentable. Longhorn HD is an affiliate of Alpha Alpha Intellectual Partners, LLC. The ’846 patent was previously owned by Intellectual Ventures and is directed to cybersecurity techniques including detecting malicious network behavior. It had been asserted against Fortinet, Juniper Networks, and Check Point, but new assertions include NetScout Systems, Mitel Software, and Trend Micro.

View Longhorn HD’s district court litigation. To read the petition and view the case record, see Unified's Portal. Unified was represented by Megan Ines of Allen & Overy, who handled the argument, and in-house counsel, Roshan Mansinghani and Jordan Rossen, in this proceeding.