U.S. federal trademark · Serial No. 86473402 · Reg. No. 4916944
A subset of internet-based social networking services, where the social networking services are social discovery services that allow real-time discovery of social information, where the social information includes other users' groups and plans, where the social information does not include RSS feeds or feed readers for RSS feeds, all of the foregoing internet-based social discovery services available exclusively to registered users
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