Route Guidance Systems vehicle guidance patent confirmed invalid by PTAB

On July 18, 2025, the PTAB confirmed the final rejection of all claims in the ex parte reexamination of U.S. Patent 6,917,876, owned by Route Guidance Systems LLC, an NPE. The ’876 patent is directed to route guidance systems for vehicles where the calculated route is transmitted from a central computer to a vehicle over a channel of communication in a short burst and is then closed, so that transmission to the vehicle ceases, unless and until a need for further transmission arises. The patent has been asserted against ExxonMobil, Verizon, MyPizza Technologies, Honda, Grubhub, HERE Global, DoorDash, MapleBear, Waitr, and others.

View district court litigations by Route Guidance Systems. Unified was represented by in-house counsel, Kelly Hughes, Michelle Aspen, and Roshan Mansinghani.

To view any documents for the reexamination proceedings on Unified's Portal, go to https://portal.unifiedpatents.com/exparte/90015113.

InterDigital video codec patent challenge instituted

On August 7, 2025, three weeks 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 10,805,610, owned by InterDigital VC Holdings. The '610 patent relates to coding groups of pixels within blocks. It has been asserted against The Walt Disney Company.

View district court litigations by InterDigital. Unified is represented by in-house counsel, Michelle Aspen, Jessica L.A. Marks, and Roshan Mansinghani.

To view the reexamination request, visit Unified’s Portal: https://portal.unifiedpatents.com/exparte/90015388

$2,000 for Jeffrey M. Gross entity, Conexus, network security patent prior art

Unified Patents added a new PATROLL contest, with a $2,000 cash prize, seeking prior art on at least claim 1 of U.S. Patent 10,812,497, owned and asserted by Conexus LLC, an NPE and entity of Jeffrey M. Gross. The '497 patent details systems and methods for detecting network security threats through application data flow and connection lineage tracing within enterprise, cloud, and IoT environments. It focuses on collecting connection and application execution information, tracking users, and machines involved to identify suspicious activities. It has been asserted against Splunk, Rapid7, and Wallarm.

The contest will expire on September 6, 2025. Please visit PATROLL for more information and to submit an entry for the contest. 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.

$4,000 awarded for Key Patent Innovations entity, Malikie Innovations, video streaming patents prior art

Unified is pleased to announce PATROLL crowdsourcing contest winners below totaling $4,000 in cash prizes. The patents are owned by Malikie Innovations Limited, an NPE and entity of Key Patent Innovations. The patents generally relate to various video streaming and media delivery technologies.

We would also like to thank the dozens of other high-quality submissions that were made on these patents. The ongoing contests are open to anyone, and include 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.

US 9661104 - HTTP Streaming

Winner - Ganesan Rajamanickam

Winning Submissions: US 9628536; US 10432683

DOWNLOAD WINNING PRIOR ART

US 10778989 - Rolling Intra Prediction for Image and Video Coding

Winners - Andrei Gilya

Winning Submissions: US 20150117531; US 10244262; US 9819934

DOWNLOAD WINNING PRIOR ART

Dominion Harbor entity, Arlington Technologies, Wi-Fi patent challenged

On July 28, 2025, continuing in the ongoing efforts in the new SEP Wi-Fi Zone, Unified filed an ex parte reexamination proceeding against U.S. Patent 7,193,986, owned and asserted by Arlington Technologies LLC, an NPE and entity of the Dominion Harbor Group. The ‘986 patent is generally directed to communications between a master wireless network device and one or more slave network devices using a medium access protocol such as the MAC protocol. It was asserted against Comcast and currently against T-Mobile and Sprint on products that are wireless access points configured to support 802.11ax.

View district court litigations by Arlington Technologies. Unified is represented by Michael Jones and Jake Rosvold at Rothwell Figg and by in-house counsel, Jessica L.A. Marks and Michelle Aspen, in this proceeding.