WILMINGTON, Del. - In a complaint filed Dec. 15 in the U.S. District Court for the District of Delaware, British Telecommunications PLC (BT) claims that many of Google Inc.'s popular features and services, including its search engine, Google Maps, Android, Gmail and Google+, infringe six of BT's patents related to mobility and network services (British Telecommunications PLC v. Google Inc., No. 1:11-cv-01249, D. Del.).
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