Yahoo patent applications published on 28 November 2013

4 US patent applications published on 28 November 2013 and assigned to Yahoo

1 20130318175 METHOD AND SYSTEM FOR GENERATING RECIPIENTS WHILE COMPOSING ELECTRONIC MAILS
2 20130318172 METHOD AND SYSTEM FOR EMAIL SEQUENCE IDENTIFICATION
3 20130318024 BEHAVIORAL TARGETING SYSTEM
4 20130317937 RELATIONSHIP DISCOVERY ENGINE