Updated: App Maker Uses GPS Patent To Sue Zillow, Trulia

Jeff Roberts @ PaidContent - on 19/1/12
After suing media site TechCrunch Loading... in 2008 over a controversial GPS patent, Chicago-based Earthcomber is at it again. This time it’s accusing ten online real estate companies of infringing the patent with their iPhone applications. (Note this story has been updated with Earthcomber’s response) Earthcomber sells apps that allow users to discover nearby bars and events based on their physical l...
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Summary

After suing media site TechCrunch in 2008 over a controversial GPS patent, Chicago-based Earthcomber is at it again. This time it’s accusing ten online real estate companies of infringing the patent with their iPhone applications. (Note this story has been updated with Earthcomber’s response).

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