On March 5, 2024, Unified Patents filed an ex parte reexamination proceeding against U.S. Patent 8,014,394, owned by Portsmouth Network Corporation, an NPE. The '394 patent is generally directed to methods and systems for delivering multicast traffic over communication networks. It has been asserted against Cisco and Juniper Networks.

View district court litigations by Portsmouth. Unified is represented by James Stein and Bruce Bower of Lee & Hayes, and by in-house counsel, Michelle Aspen and T.J. Murphy.