$4,000 for Radiant Patents optical 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 Radiant Patents LLC (f/k/a PLS XLIV LLC), an NPE and entity of MVRE LLC. The patents are currently asserted against Nokia.

The contests will expire on September 30, 2025. 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 10404366 - Monitoring Optical Signals

US 10924188 - Digital Signal Modulation

Primos Storage cloud services patents prior art found

The team at Unified IP Services used Pearl to successfully identify and chart prior art against U.S. Patent 7,386,663, U.S. Patent 8,312,356, and U.S. Patent 10,599,344, owned and asserted by Primos Storage Technology LLC, an NPE. The patents listed below generally relate to transaction-based storage systems. All three patents listed below have been asserted against Amazon.

The prior art was found and charted by Alejandro Borge, Juan Caldera, and Marlon Ramirez of Unified IP Services and Elaine Chow of Unified Patents.

Identified Prior Art on U.S. Patent 7,386,663 (click to download chart)

Identified Prior Art on U.S. Patent 7,937,528 (click to download chart)

Identified Prior Art on U.S. Patent 8,078,944 (click to download chart)

Identified Prior Art on U.S. Patent 8,312,356 (click to download chart)

Identified Prior Art on U.S. Patent 10,599,344 (click to download chart)

Wolverine Barcode patent validity challenge coming soon

The team at Unified IP Services is using Pearl to identify and chart prior art against a patent owned by Wolverine Barcode IP LLC, an NPE and entity of Pueblo Nuevo LLC. Unified Patents, the top requester of ex parte reexaminations in recent years, will likely challenge its validity. The patent generally relates to a system for offline electronic commerce transactions utilizing a User ID Barcode for purchasing goods without needing physical cards or PINs. Wolverine Barcode has sued several including The Kroger Company, 7-Eleven, Popeyes Louisiana Kitchen, Walgreens, Jamba Juice, Sam’s West, Chipotle, Macy’s, and Albertsons Companies. For more details contact info@unifiedpatents.com.

United States CP fingerprint authentication patent campaign - invalidity charts coming soon

The team at Unified IP Services is using Pearl to identify and chart prior art against U.S. Patent 9,760,753, owned by United States CP, LLC, an NPE. The ‘753 patent relates to a finger guide device intended for securing precise placement of a digit on a scanner to capture fingerprints accurately. The patent has been asserted against Samsung and their Galaxy-series smartphones and tablets that incorporate capacitive fingerprint scanners for identity authentication and confirmation.

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.