Yahoo patents granted on 30 March 2010

6 US patents granted on 30 March 2010 and assigned to Yahoo

1 D612,860 Graphical user interface for computer screen
2 7,689,650 Presence indication configuration methodology
3 7,689,627 Identity management
4 7,689,575 Bitmask access for managing blog content
5 7,689,554 System and method for identifying related queries for languages with multiple writing systems
6 7,689,527 Attribute extraction using limited training data