Polaris PowerLED circuit power management patent challenge instituted

On June 20, 2025, less than one month after Unified filed an ex parte reexamination, the Central Reexamination Unit (CRU) granted Unified’s request, finding a substantial new question of patentability for claims of U.S. Patent 8,181,042, owned by Polaris PowerLED Technologies, LLC, an NPE. The ‘042 patent generally relates to power management in integrated circuits. It was the subject of a declaratory judgment action from Micron, which has settled.

View district court litigations by Polaris PowerLED. Unified is represented by in-house counsel, TJ Murphy and Kelly Hughes, in this proceeding.

To view the reexamination request, visit Unified’s Portal: https://portal.unifiedpatents.com/exparte/90019976

Fortress entity DivX video codec patent affirmed invalid by Federal Circuit

On June 24, 2025, the Federal Circuit affirmed the Patent Office's final decision, in a summary Rule 36 affirmance, confirming that the challenged claims 1 and 10 of U.S. Patent 10,326,987 were unpatentable. Owned by DivX, LLC, an affiliate of Fortress Investment Group, this filing was a part of Unified's ongoing efforts in its SEP Video Codec Zone. The '987 patent was asserted against Hulu and is directed to encoding alternative streams of video for use in adaptive bitrate streaming.

View district court litigations by DivX. To read the petition and review the case record, view IPR2021-01476 on Unified’s Portal. Unified was represented by Angela Oliver, Adam Erickson, Debbi McComas, and David McCombs of Haynes and Boone, and by in-house counsel, Jessica L.A. Marks and Roshan Mansinghani.

Flexiworld data mining patent challenge instituted

On June 24, 2025, 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 RE48,066, owned and asserted by Flexiworld Technologies, Inc., an NPE. The ‘066 patent relates to an internet-based transactional system involving data mining. It has been asserted against Indeed.

View district court litigations by Flexiworld. Unified is represented by in-house counsel, Jordan Rossen and Alyssa Holtslander, in this proceeding.

To view the reexamination request, visit Unified’s Portal: https://portal.unifiedpatents.com/exparte/90019971

$3,000 awarded for Cloud-Native Heroes Challenge - prior art found on Lower48

Unified Patents and Cloud Native Computing Foundation (CNCF) are pleased to announce the winning prior art submissions in the Cloud Native Heroes Challenge, a patent troll bounty program. The results of this contest demonstrate the benefits of engaging open source developers and technologists with domain expertise in the fight against patent trolls.

We would like to thank the dozens of high-quality submissions that were made on these patents. The ongoing contests are open to anyone and offer tens of thousands of dollars in rewards available for helping the industry to challenge NPE patents of questionable validity by finding and submitting prior art in the contests. Visit PATROLL today to learn more about how to participate.

Contests & Winning Submissions

U.S. Patent 7,681,177 is owned and asserted by Lower48 IP, LLC, an NPE. The ‘177 patent relates to a method and system for transforming data between hierarchical structures, notably trees and symbol strings, aiming to simplify manipulation of complex hierarchical data. The patent has been asserted against Shopify.

WINNING PATENT SUBMISSIONS - DOWNLOAD WINNING CHART

U.S. Patent 11,100,070 is owned and asserted by Lower48 IP, LLC, an NPE. The ‘070 patent focuses on methods and systems for manipulating and analyzing hierarchical data, particularly through transformations into tree structures. The patent has been asserted against Shopify. Ketan Sachdeva was awarded $3,000 for his prior art submission against the ‘070 patent.

WINNING PATENT SUBMISSION - DOWNLOAD WINNING CHART

Another Dialect natural language patent challenged

On June 23, 2025, Unified Patents filed an ex parte reexamination proceeding against U.S. Patent 8,015,006, owned and asserted by Dialect, LLC, an NPE. The ‘006 patent relates to the use of "context-specific domain agents" for generating a response to a user's spoken query. It is currently asserted against several parties, including Meta, Microsoft, and Google, and was previously asserted against Amazon.

View district court litigations by Dialect. Unified is represented by in-house counsel, Andrea Shoffstall and Jessica L.A. Marks, in this proceeding.