On December 29, Unified filed a petition for inter partes review (IPR) against U.S. Patent 7,454,430 owned by Recursive Web Technologies and formerly asserted by Spider Search Analytics (owned by well-known NPE Bradley Liddle).  The ‘430 patent, directed to techniques for indexing static and dynamic websites, has been asserted against over 20 companies including Discover, PayPal, Staples, and The Home Depot. 

View Spider Search's district court litigation.  To read the petition and view the entire case proceeding, see our PTAB Portal.