The team at Unified is using Pearl to identify and chart prior art against a patent owned by Nearby Systems LLC, an NPE and entity of Empire IP LLC. Unified Patents, the top requester of ex parte reexaminations in recent years, will likely challenge its validity. The patents generally relate to displaying location-based content on a digital map on a mobile device. Nearby Systems has sued Gap, Dollar Tree, Sephora, Foot Locker, Murphy USA, Starbucks, Valvoline, Walgreens, Lululemon, Chevron, and others. For more details contact info@unifiedpatents.com.
$2,000 for Mare Infinitus Tech semiconductor 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 9,275,982, owned and asserted by Mare Infinitus Technologies LLC, an NPE and entity of IPValuation Partners, LLC. The '982 patent relates to semiconductor package structures and methods for forming interconnects between stacked semiconductor devices. It has been asserted against Samsung.
The contest will expire on August 8, 2026. 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.
$2,000 for MTEKVision vehicle recording 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 8,423,235, owned by MTEKVision Co. Ltd., an NPE. The '235 patent relates to a vehicle video recording device—essentially an advanced car black box—that records video and also gathers driving-related data.
The contest will expire on July 31, 2026. 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.
Dominion Harbor entity Bunker Hill patent validity challenge coming soon
The team at Unified is using Pearl to identify and chart prior art against a patent owned by Bunker Hill Technologies, LLC, an NPE and entity of Dominion Harbor. Unified Patents, the top requester of ex parte reexaminations in recent years, will likely challenge its validity. The patent generally relates to a vehicle-based uninterruptible power supply (UPS). Bunker Hill has sued Ford, Toyota, and Nissan. For more details contact info@unifiedpatents.com.
Two Wilus Wi-Fi patents challenged
On June 30, 2026, Unified filed two ex parte reexamination proceedings against U.S. Patent 11,356,947 and U.S. Patent 12,167,415, owned by Wilus Institute of Standards & Technology, Inc., an entity of Good Day to Invent, Inc. The '415 and '947 patents relate to allocation of bandwidth in wireless communications using a non-contiguous channel, based on information in HE-SIG-A and HE-SIG-B subfields in received packets. These technologies relate to Wi-Fi 6 enabled devices (802.11ax). The filings are part of Unified’s ongoing efforts in the SEP Wi-Fi Zone.
View district court litigations by Wilus. Unified is represented by Michael Jones and Jake Rosvold of Rothwell Figg and by in-house counsel, Jason Wejnert and T.J. Murphy, in these proceedings.