Reclaim the Net recently published an article about unsealed court documents revealing that Google handed over to police data on everyone who searched for certain terms raising privacy concerns about mass surveillance similar to GeoFence warrants. This included handing over IP information for a certain google search phrase over a period of time aswell as all the search phrases from a certain IP address. and then using that IP address to find the phone number the device with the IP address to identify the user.

Please read the article from Reclaim the net for the full story.