text: BTG hits Amazon, Netflix and others with patent suit LONDON - BTG PLC, a London-based firm that focuses on intellectual property and technology commercialization, said Wednesday that it has filed suit against Amazon.com Inc., Barnesandnoble.com LLC and two other Internet companies for infringing on patents related to the tracking of users on the Web.
inputs: BTG hits Amazon, Netflix and others with patent suit LONDON - BTG PLC, a London-based firm that focuses on intellectual property and technology commercialization, said Wednesday that it has filed suit against Amazon.com Inc., Barnesandnoble.com LLC and two other Internet companies for infringing on patents related to the tracking of users on the Web.