10/23/2010 05:12 am ET | Updated May 25, 2011

Foursquare Trying to TM "Check-In"

Besides keeping its eyes on Facebook Places, New York's Foursquare has been trying lately to trademark the term "check-in," a term that many Foursquare users already know and use to describe what the company helps people do.

According to an article in TechCrunch, the company has been trying since March to file

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