Yahoo patent applications published on 15 March 2012

5 US patent applications published on 15 March 2012 and assigned to Yahoo

1 20120066579 System and Method for Obtaining User Information
2 20120066326 USER INITIATED INVITE FOR AUTOMATIC CONFERENCE PARTICIPATION BY INVITEE
3 20120066256 METHOD AND SYSTEM FOR GENERATING SEARCH URLS
4 20120066195 SEARCH ASSIST POWERED BY SESSION ANALYSIS
5 20120066053 DETERMINING WHETHER TO PROVIDE AN ADVERTISEMENT TO A USER OF A SOCIAL NETWORK