IBM alleges in the lawsuit that Zillow built its business on software developed by IBM
by Patrick Kearns | Sep 18
Complaint alleges Zillow and Trulia apps violate Corus Realty Holdings’ 2001 patent — with features commonly used in listing search apps today
by Andrea V. Brambila | Jun 12
Zillow could appeal decision; separate patent challenge by Trulia pending
by Andrea V. Brambila | Mar 28
Patents awarded to 'Master of Disaster' valuation expert Randall Bell now assigned to PDT LLC
by Andrea V. Brambila | Feb 10
Zillow, others had settled patent infringement lawsuits, but ruling could still affect Redfin case
by Andrea V. Brambila | Feb 5
Trademark infringement, potential patent infringement alleged
by Andrea V. Brambila | Nov 13
App developer's claims against Zillow, Trulia, realtor.com pending
by Inman | Sep 23
Complaint seeks monetary damages and permanent injunction against rival CRM's alleged infringement
by Paul Hagey | Aug 20
Lawsuits against other companies stayed pending patent challenges
by Andrea V. Brambila | Feb 12
Lawsuit claims 'Trulia Estimates' infringe on 2011 patent
by Inman | Sep 13
CIVIX-DDI claims 26 licensing agreements for location-based search technology
by Inman | Aug 20
LoopNet opts to fight CIVIX in court
by Inman | Mar 6
Earthcomber alleges patent infringement by Zillow, Trulia, Dominion, RealPage, others
by Inman | Jan 23
Patent holder CIVIX has lawsuit pending against Trulia
by Inman | Aug 17
Patent holder: 'Hundreds of licenses' have netted more than $40M in royalties
by Inman | Aug 4