brick_house.jpgIPNews® – Zillow Inc. accused its rival real estate information website operator Trulia Inc. on Wednesday of ripping off its patented method for automatically refining home valuations based on input from homeowners and other users.

The complaint in Seattle federal court alleges that’s “Trulia Estimates” service introduced in September 2011 infringes a patent Zillow was issued in June 2011 for the “Zestimates” service it had been offering since 2006. The Zillow Zestimate allows home owners and real estate professionals to update automatic valuations of homes with additional home facts and information to refine the valuation. To continue reading, click: Zillow Accuses Rival Trulia Of Home Value Estimate Patent Infringement