Troll Sues Groupon, Yelp Over Mobile Commerce Patent | TechCrunch [08Nov11] - 0 views
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Yelp and Groupon are both being sued by a company called Mobile Commerce Framework, an obscure patent troll that earlier filed a similar patent infringement suit against Foursquare.
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On April 6, 2010, Mobile Commerce Framework (MCF) was issued US Patent No. 7,693,752 by the USPTO, for reasons unknown to mankind. In summary, this patent describes:
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a subscription-based system for providing commerce information for one or more mobile devices for one or more merchants. Some techniques employed feature a subscription-based method for presenting commercial resources to a mobile device. The method involves receiving mobile device user information relating to a geographic location to locate one or more merchants within a subscription-based shopping network, and receiving mobile device user information relating to a merchant type within the subscription-based shopping network.