Dolby EP patent successfully challenged at the EPO

On September 14, 2023, all of the original claims of EP 3490258 B1, owned by Dolby International AB, were found unpatentable based on a challenge filed by Unified. EP ‘258 generally relates to video coding techniques that use data hiding to decrease bandwidth. This filing is a part of Unified’s ongoing efforts in its SEP Video Codec Zone.

Read the amended claims below. Unified was represented at the opposition hearing by Dr. Susan Keston and Dr. Andrew McGettrick of HGF. In-house support was provided by Jessica L.A. Marks and Roshan Mansinghani.

Fortress entity, Entropic, broadcast cable patent challenged

On September 20, 2023, Unified Patents filed an ex parte reexamination proceeding against U.S. Patent 9,210,362, owned and asserted by Entropic Communications, an NPE and Fortress IP subsidiary. The ’362 Patent generally relates to a wideband receiver that outputs a selected plurality of television channels to a demodulator. The patent is currently being asserted against Cox, Comcast, and Charter Communications.

View district court litigations by Entropic Communications. Unified is represented by Raghav Bajaj and David McCombs of Hayes Boone, by in-house counsel, Kelly Hughes and Roshan Mansinghani.

Other Unified challenges against Entropic patents:

Fortress IP entity, Entropic Communications, packet transmission patent challenged

Fortress entity, Entropic Communications, broadband patent challenged

Fortress entity, Entropic Communications, broadband patent challenged

On September 11, 2023, Unified Patents filed an ex parte reexamination proceeding against U.S. Patent 7,594,249, owned and asserted by Entropic Communications, an NPE and Fortress IP subsidiary. The '249 patent generally relates to communication between devices in a local area network utilizing coaxial wiring. The patent is currently being asserted against DirecTV / AT&T, Cox, Comcast, and Dish Network.

View district court litigations by Entropic Communications. Unified is represented by Raghav Bajaj of Hayes Boone, by in-house counsel, David Seastrunk and Alyssa Holtslander.

Acacia entity, Monarch, networking patent challenged

On September 8, 2023, Unified Patents filed an ex parte reexamination proceeding against U.S. Patent 8,451,845, owned and asserted by Monarch Networking Solutions, LLC, an Acacia Research Corp. entity.  The ‘845 patent relates to converting data packets between the IPv4 and IPv6 domains. It has been asserted against Cisco and Juniper Networks.

View district court litigations by Monarch Networking. Unified is represented by James Stein of Lee & Hayes and by in-house counsel, Jordan Rossen and David Seastrunk, in this proceeding.

MDSP Technologies navigation patent challenged

On September 11, 2023, Unified Patents filed an ex parte reexamination proceeding against U.S. Patent 9,239,376, owned and asserted by MDSP Technologies LLC.  The ‘376 patent relates to determining the position and acceleration of a mobile device using doppler aided inertial navigation. It has been asserted against Google, Apple, Samsung, Garmin, and TomTom.

View district court litigations by MDSP Technologies. Unified is represented by Patrick Muldoon, John Baird, and Paul Belnap at Duane Morris and by in-house counsel, Jordan Rossen and Roshan Mansinghani, in this proceeding.