On December 31, Unified filed a petition for inter partes review (IPR) against U.S. Patent 7,376,645 asserted by Portal Communications LLC (owned by well-known NPE Dominion Harbor).  The ‘645 patent, directed to natural language processing techniques, has been asserted against SoundHound, Microsoft, and Apple. 

 View Portal Communication's district court litigation.  To read the petition and view the entire case proceeding, see Unified’s Portal.