Mimzi voice interaction patent challenged

On October 29, 2025, Unified Patents filed an ex parte reexamination proceeding against U.S. Patent 9,792,361, owned and asserted by Mimzi, LLC, an NPE. The ’361 patent relates to using a phone to record phone calls, meetings, and dictation, and to store associated metadata, audio, and/or speech-recognized text in a centralized, content-searchable repository. It has been asserted against Nissan, Ford, Hyundai, Mercedes-Benz AG, Honda, and Subaru.

View district court litigations by Mimzi. Unified is represented by in-house counsel, Kyla Butler and Alyssa Holtslander, in this proceeding.

ISG Wi-Fi 6 patent challenged

On October 29, 2025, Unified Patents filed an ex parte reexamination proceeding against U.S. Patent 11,363,595, owned by the International Semiconductor Group, an NPE. The '595 patent is generally directed to transmitting a first frame on a first channel that identifies a second channel that can be used, and then receiving frames via both channels. This is particularly relevant to Wi-Fi devices that can operate in two frequency channels or bands, i.e., the 2.4 and 5 GHz bands. This filing marks the tenth patent challenged in Unified’s recently created SEP Wi-Fi zone.

View ITC litigations by ISG. Unified is represented by Michael Jones and Jake Rosvold of Rothwell Figg, and by in-house counsel, Jessica L.A. Marks and David Seastrunk, in this proceeding.

Dominion Harbor entity, Bunker Hill, second EV patent prior art found

Unified Patents, through its subsidiary Unified IP Services, plans to release charted prior art on Bunker Hill patents weekly until its assertion of invalid patents ceases. This is the second patent to be released.

Unified’s IP Services using Pearl successfully identified and charted prior art against a patent owned by Bunker Hill , an NPE and entity of Dominion Harbor Enterprises. U.S. Patent 8,487,582 generally focuses on technology related to electric drive systems, including hybrid and electric vehicles, as well as stationary drives subjected to transient or pulsed loads.

The prior art was found and charted by Alejandro Borge & Oscar Arguello of Unified IP Services and Elaine Chow of Unified Patents.

Identified Prior Art

• US 20100026237

• US 20100315043

• US 20100060080

• WO 2005112223

• US 20020171397

• US 20090103341

Fourth Wilus Wi-Fi patent challenged

On October 28, 2025, Unified filed an ex parte reexamination proceeding against U.S. Patent 10,567,047, owned and asserted by Wilus Institute of Standards & Technology, Inc., an entity of Good Day to Invent, Inc. The '047 patent is generally directed to Wi-Fi 6 devices configured to information in the HE-SIG-A field of an HE MU PPDU to understand the configuration of the HE-SIG-B field when using full bandwidth MU-MIMO. This challenge is part of Unified’s Wi-Fi zone and is the fourth filing against Wilus this year.

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

Wolverine Retail QR Code Campaign — Invalidity Chart 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. The patent generally relates to mobile apps interacting with QR codes. It has been asserted against Starbucks, Shell, Kroger, Macy’s, Amazon, Best Buy, McDonald’s, Albertsons, and others.