Malikie MPEG-DASH related patent challenge instituted

On August 25, 2025, less than one month after Unified filed an ex parte reexamination, the Central Reexamination Unit (CRU) granted Unified’s request, finding substantial new questions of patentability on the challenged claims of U.S. Patent 8,392,598, owned and asserted by Malikie Innovations Limited, an NPE and entity of Key Patent Innovations Limited. The '598 patent is generally directed to streaming media content to user devices, and allowing the user devices to control the format of the media downloaded based on conditions such as available bandwidth. Although not declared to any video codec standard, this patent is relevant to MPEG-DASH.

View district court litigations by Malikie. Unified is represented by Dagim Tilahun and Jonathan Bowser at Haynes Boone, and by in-house counsel, Jessica L.A. Marks and Michelle Aspen, in this proceeding.

To view the reexamination request, visit Unified’s Portal: https://portal.unifiedpatents.com/exparte/90015413

Ascend Innovations entity, Byteweavr, validation patent challenge instituted

On February 21, 2025, less than two months after Unified filed an ex parte reexamination, the Central Reexamination Unit (CRU) granted Unified’s request, finding substantial new questions of patentability on all challenged claims of U.S. Patent 6,862,488, owned and asserted by Byteweavr, LLC, an NPE and Ascend Innovations entity. The ‘488 patent relates to automated validation and workflow management. It has been asserted against Databricks and Cloudera.

View district court litigations by Byteweavr. Unified is represented by in-house counsel, Jordan Rossen and Michelle Aspen.

To view the reexamination request, visit Unified’s Portal: https://portal.unifiedpatents.com/exparte/90019801

Four separate CellSpinsoft data transfer patents challenged

On April 17, 2024, Unified Patents filed ex parte reexamination proceedings against U.S. Patent 8,862,757 and U.S. Patent 8,898,260, owned and asserted by Cellspinsoft, Inc., an NPE. The claims of the ‘757 and ‘260 patents are directed to uploading multimedia content from a mobile device as segmented data packets and addressing how to handle transmission errors during the uploads.

On April 30, 2024, Unified filed a third ex parte reexamination proceeding against U.S. Patent 8,904,030. The ‘030 patent is generally directed to uploading data to a remote server, where the data comes from a device that does not have network connectivity. The data is transferred from the capturing device to a mobile device via Bluetooth and then the mobile device uploads the data. The system is set up so that the capturing device can notify the mobile device when new data is available to upload.

On May 6, 2024, Unified filed a fourth ex parte reexamination proceeding against U.S. Patent 11,659,381. The ‘381 patent, similar to the '030 patent, is directed to uploading data to a remote server using a mobile device as an intermediary, where the data comes from a device that does not have network connectivity.

View district court litigations by Cellspinsoft. Unified is represented by in-house counsel, Alyssa Holtslander, Jessica L.A. Marks, and Roshan Mansinghani, in these proceedings. Raghav Bajaj, of Haynes Boone, drafted the ‘030 and ‘381 reexamination requests.

Helios MPEG-DASH patent challenged

On December 14, 2023, Unified Patents filed an ex parte reexamination proceeding against U.S. Patent 10,362,130, owned and asserted by Helios Streaming LLC, an NPE and entity of Ideahub, Inc. The ‘130 patent is relevant to systems that are compliant with the MPEG-DASH standard; its claims are directed to providing adaptive HTTP streaming services using metadata of media content to ensure smooth playback. It has been asserted against Crackle, Starz, Showtime, Vudu, Fandango, Warner Brothers, and HBO.

View district court litigations by Helios. Unified is represented by Ryan Stronczer and Cono Carrano of Akin Gump, and by in-house counsel, Jessica L.A. Marks and Michelle Aspen.

Datanet file backup patent challenged

On April 3, 2023, Unified Patents filed an ex parte reexamination proceeding against U.S. Patent 8,473,478, owned and asserted by Datanet, LLC. The ‘478 patent is directed to an automatic real-time file management method and apparatus. The patent is currently being asserted against Microsoft and Dropbox.

 View district court litigations by Datanet. Unified is represented by in-house counsel, Kelly Hughes and Roshan Mansinghani.