Google 2011, "The Globe and Mail" reported that Google bid $900 million for 6000 Nortel Networks patents. On August 15, 2011, Google made its largest-ever acquisition to date when it announced that it would acquire Motorola Mobility for $12.5 billion subject to approval from regulators in the United States and Europe. In a post on Google's blog, Google Chief Executive and co-founder Larry Page revealed that the acquisition was a strategic move to strengthen Google's patent portfolio. The company's Android operating system has come under fire in an industry-wide patent battle, as Apple and Microsoft have sued Android device makers such
Google Fi via phone or email". However, he also criticized the dependency on certain phone models, writing that "if you don't have and don't want the [compatible devices], everything else about the service is irrelevant." Google Fi Google Fi (formerly Project Fi) is a mobile virtual network operator by Google, providing phone, messaging and data services using both Wi-Fi and cellular networks belonging to Sprint, T-Mobile, U.S. Cellular, and Three. The service was launched on April 22, 2015, for the Nexus 6 through invitations only. The invitation system was dropped on March 7, 2016, and support for additional devices, including the Pixel