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Mobile apps maker sues 12 real estate companies

Earthcomber alleges patent infringement by Zillow, Trulia, Dominion, RealPage, others

A company that makes mobile location-based search applications has filed suit against 12 major real estate companies, alleging patent infringement. The company, Earthcomber, filed 10 separate complaints against the companies Jan. 18 in a federal district court in Chicago, where Earthcomber is based.The companies named are Dominion Enterprises; LoopNet; Network Communications Inc. (NCI); Primedia; Redfin; Trulia; Zillow; ZipRealty; RealPage Inc. and its subsidiary MyNewPlace.com; the National Association of Realtors; and Move Inc., which operates Realtor.com under an operating agreement with NAR. Move and NAR were named in the same complaint, as were RealPage and MyNewPlace. Many of these companies operate several subsidiaries. Trulia, ZipRealty, Zillow, Dominion, Move, NAR, NCI and LoopNet declined to comment for this story. Zillow reported that it had yet to be served. The remaining companies did not respond to request for comment by publication time. Earthcomber's complaints c...