IBM sues Expedia over patent-infringement claims IBM is suing Expedia, alleging that the popular travel site has for years been infringing on several of its patents, some of which date back to the early days of the internet. IBM alleges Expedia’s infringements all fall under the umbrella of how online content is delivered, including aspects like ad technology, sign-on processes, tracking previous communications with users and more. The lawsuit includes Expedia’s website and mobile apps, as well as its subsidiaries.(GeekWire)