Two AX Wireless Wi-Fi patents challenged

On February 26, 2026, Unified filed two ex parte reexamination proceedings against U.S. Patent 10,917,272 and U.S. Patent 11,777,776, owned by AX Wireless, LLC, an NPE and entity of IdeaHub. Both patents generally relate to header field configurations (e.g., header repetition) in Orthogonal Frequency Division Multiplexing (OFDM) communication systems (802.11n). The patents have been asserted against Sony, TP Link, Ubiquiti, D-Link, Vantiva, and ASUSTek. These filings are part of Unified’s ongoing efforts in the SEP Wi-Fi Zone.

View district court litigations by AX Wireless. Unified is represented by Stephen Cortiaus at Slater Matsil and by in-house counsel, David Seastrunk and Jessica L.A. Marks, in these proceedings.

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.

InfoGation navigation patent found invalid

On February 24, 2026, the Central Reexamination Unit (CRU) entered a notice of intent to issue a reexamination certificate cancelling all challenged claims of U.S. Patent 8,898,003, owned and asserted by InfoGation Corporation, an NPE. The '003 patent is generally directed to displaying maps on GPS receivers. It was asserted against TomTom, Nissan, Mazda, Hyundai, Volvo, Toyota, Honda, BMW, and Ford.

View district court litigations by InfoGation. Unified was represented by in-house counsel, Alyssa Holtslander and T.J. Murphy, in this proceeding.

To view the reexamination request, visit Unified’s Portal: https://portal.unifiedpatents.com/exparte/90019907

Acacia entity, Stingray IP, Wi-Fi patent found invalid

On February 5, 2026, the Central Reexamination Unit (CRU) issued an Advisory Action in the reexamination filing of U.S. Patent 7,224,678, owned and asserted by Stingray IP Solutions, an NPE and entity of Acacia Research Corporation. The Examiner maintained the rejections of all challenged claims of the ‘678 patent. The ‘678 patent relates to detecting an intrusion in a network system. It was asserted against Leedarson IoT, Schlage Lock, Hewlett Packard Enterprise, Vivint, and Allegion.

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

To view the reexamination request, visit Unified’s Portal: https://portal.unifiedpatents.com/exparte/90019718

Two more Wilus Wi-Fi patents challenged

On January 30, 2026, Unified filed an ex parte reexamination proceeding against U.S. Patent 12,166,587, owned by Wilus Institute of Standards & Technology, Inc., an entity of Good Day to Invent, Inc. The ‘587 patent generally related to how to identify padding in Wi-Fi trigger frames. The '587 patent has not been asserted itself, but it is the latest issued patent in a family being used in litigation.

On February 3, 2026, Unified filed an ex parte reexamination proceeding against U.S. Patent 11,284,475, also owned by Wilus. The ‘475 patent is generally related to setting a Basic Service Set (BSS) color in a responsive Wi-Fi Physical Layer Protocol Data Units (PPDU) when a received PPDU does or does not include a trigger frame that indicates the BSS color. The '475 patent has not been asserted, but it is related to patents being used in litigation.

View district court litigations by Wilus. Unified is represented by Michael Jones and Jake Rosvold of Rothwell Figg and by in-house counsel, Jessica L.A. Marks and Vinu Raj, in these proceedings.