IBM sues Zillow

IBM sues Zillow

  • Patrick Westfall
  • 07/23/20

IBM is escalating its legal battle with Zillow, filing a second lawsuit accusing the listings giant of infringing on patents to build its real estate search engine. In a July 21 lawsuit, filed in federal court in Washington, IBM claimed the Seattle-based company infringed on five patents that improve searches by ranking results and simplifying content displays, among other things. 

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