$4,000 for Digital River media access patents prior art

Unified Patents added two new PATROLL contests, each with a $2,000 cash prize, seeking prior art on the list below. The patents are owned by Digital River Inc., an NPE and entity of Danube Private Holdings II, LLC. The patents relate to account-based systems for controlling access to online media.

The contests will expire on July 25, 2026. Please visit PATROLL for more information and to submit an entry for these contests. PATROLL researchers are required to use Pearl to generate claim charts. Submitted invalidity charts must address every limitation of the challenged claim. This may require using more than one prior art reference. Each PATROLL researcher can generate up to 30 invalidity claim charts per month using Pearl. These charts can be downloaded then submitted to PATROLL.

US 8566461 - Network Media Access Control

US 9043481 - Network Media Access Control

Ambient Analytics entity, Stratacor, advertising patent challenged

On June 5, 2026, Unified filed an ex parte reexamination proceeding against U.S. Patent 11,257,115 owned and asserted by Stratacor LLC, an NPE and entity of Ambient Analytics LLC. The ‘115 patent generally relates to providing targeted advertising based on monitoring a user’s mouse movements. It has been asserted against Alibaba Group Holding Limited.

View district court litigations by Stratacor. Unified is represented by in-house counsel, Kelly Hughes and Kyla Butler, in this proceeding.

Another Wilus Wi-Fi patent challenged

On June 9, 2026, Unified filed an ex parte reexamination proceeding against U.S. Patent 12,150,105, owned by Wilus Institute of Standards & Technology, Inc., an entity of Good Day to Invent, Inc. The '105 patent relates to wireless communication terminals and signaling, and more specifically to signaling information indicating circumstances in which operations based on the  Basic Service Set (BSS) color are not used. This challenge is part of Unified’s Wi-Fi zone and is the seventh filing against Wilus by Unified.

View district court litigations by Wilus. Unified is represented by in-house counsel, TJ Murphy and Jessica L.A. Marks, in this proceeding.

Chargelogic EV battery patent prior art found

The team at Unified used Pearl to successfully identify and chart prior art against U.S. Patent 10,090,567, asserted and owned by ChargeLogic LLC, an NPE. The ‘567 patent relates to chargers and other technology to control charging, use, user-notifications, and optimization of the battery. It has been asserted against Tesla.

Identified Prior Art

• US 5803215

• US 20080203973

• US 20090021218

Equitable IP entity, Induction Devices, EMV chip patent challenged

On May 29, 2026, Unified filed an ex parte reexamination proceeding against U.S. Patent 8,370,543, owned and asserted by Induction Devices LLC, an NPE and entity of Equitable IP Corporation. The ‘543 patent relates to synchronization of communication between devices operating in different clock or time domains, especially a processor accessing memory on a different clock. The patent has been asserted against 25+ banks and retailers including Bank of America, JP Morgan Chase, Capital One, Truist, Costco, Lowes, Gap, IKEA, and others.

View district court litigations by Induction Devices. Unified is represented by Stephen Cortiaus of Slater Matsil, and in-house counsel, David Seastrunk and Roshan Mansinghani.