The U.S. patents in question: 6,957,224: Efficient retrieval of uniform resource locators; https://www.google.com/patents/US6957224 https://www.google.com/pate

The U.S. patents in question: 6,957,224: Efficient retrieval of uniform resource locators; https://www.google.com/patents/US6957224 https://www.google.com/patents/US6957224 7,072,849: Method for presenting advertising in an interactive service; https://www.google.com/patents/US7072849 https://www.google.com/patents/US7072849 7,099,862: Programmatic discovery of common contacts. https://www.google.com/patents/US7099862 https://www.google.com/patents/US7099862