Acacia entity, Atlas Global, Wi-Fi patent challenged

On February 27, 2026, Unified filed an ex parte reexamination proceeding against U.S. Patent 9,628,310, owned and asserted by Atlas Global Technologies, LLC, an NPE and Acacia Research entity. The ‘310 patent is directed to the format of HE LTFs (high efficiency long training fields) for various combinations of HE LTF modes and channel bandwidths in Wi-Fi transmissions. The patent is currently being asserted against HPE, but has been asserted against Arcadyan Technology, Dell, and Vantiva in the past.

View district court litigations by Atlas Global. Unified is represented by Ava Chuang and Stephen Cortiaus of Slater Matsil, and in-house counsel, Jessica L.A. Marks and David Seastrunk.

Another Atlas Global Wi-Fi patent challenged

On December 22, 2025, Unified filed an ex parte reexamination proceeding against U.S. Patent 10,348,471, owned and asserted by Atlas Global Technologies, LLC, an NPE and Acacia Research entity. The ‘471 patent is generally directed to Wi-Fi apparatuses and methods for indicating the use of and providing information for a central resource unit (RU) when using channel bandwidths where the central RU is available for allocation (e.g., bandwidths of 80 MHz or greater). The patent is currently being asserted against HPE, accusing Wi-Fi 6 (802.11ax) standard features.

View district court litigations by Atlas Global. Unified is represented by in-house counsel, Jessica L.A. Marks and T.J. Murphy.

Another Stingray IP Wi-Fi patent challenged

On January 16, 2025, Unified Patents filed an ex parte reexamination proceeding against U.S. Patent 7,440,572, asserted by Stingray IP Solutions, an NPE and entity of Acacia Research Corporation. The ‘572 patent relates to a secure wireless LAN device that encrypts both address and data information. It is currently being asserted against Leedarson IoT, Schlage Lock, and Hewlett Packard Enterprise Company, and is being challenged in a declaratory judgment (DJ) by Aidot.

View district court litigations by Stingray IP. Unified is represented by in-house counsel, Kelly Hughes and Roshan Mansinghani, in this proceeding.

Acacia entity Atlas Global Technologies Wi-Fi patent found invalid

On December 23, 2024, the Central Reexamination Unit (CRU) entered a final rejection of all challenged claims of U.S. Patent 10,153,886, owned and asserted by Atlas Global Technologies, LLC, an NPE and Acacia Research entity. The ‘886 patent is generally directed to an uplink transmission scheme for acknowledgements to reduce or eliminate redundant acknowledgements and is asserted against a Wi-Fi standard, 802.11ax. The patent had been asserted against Samsung, Arcadyan, Acer, D-Link, OnePlus, and Zyxel.

View district court litigations by Atlas Global. Unified was represented by in-house counsel, David Seastrunk and Roshan Mansinghani, in this proceeding.

To view the reexamination proceeding, visit Unified’s Portal: https://portal.unifiedpatents.com/exparte/90019431

Acacia entity, Stingray IP, Wi-Fi patent challenged

On October 31, 2024, Unified Patents filed an ex parte reexamination proceeding against U.S. Patent 7,224,678, asserted by Stingray IP Solutions, an NPE and entity of Acacia Research Corporation. The ‘678 patent relates to detecting an intrusion in a network system. It is currently being asserted against Leedarson IoT Technology, Schlage Lock Company, and Hewlett Packard Enterprise Company.

View district court litigations by Stingray IP. Unified is represented by in-house counsel, Alyssa Holtslander and Roshan Mansinghani, in this proceeding.