Yahoo patent applications published on 26 May 2011

6 US patent applications published on 26 May 2011 and assigned to Yahoo

1 20110125877 SYSTEM AND METHOD FOR GLOBAL LOAD BALANCING OF REQUESTS FOR CONTENT BASED ON MEMBERSHIP STATUS OF A USER WITH ONE OR MORE SUBSCRIPTION SERVICES
2 20110125761 AUTOMATIC EXTRACTION OF SEMANTICS FROM TEXT INFORMATION
3 20110125757 DISTRIBUTED COLLABORATIVE KNOWLEDGE GENERATION SYSTEM
4 20110125739 ALGORITHMICALLY CHOOSING WHEN TO USE BRANDED CONTENT VERSUS AGGREGATED CONTENT
5 20110125572 OPTIMIZATION OF SPONSORED SEARCH SYSTEMS WITH REAL-TIME USER FEEDBACK
6 20110125571 METHOD AND SYSTEM FOR SPEED EFFICIENT AND RELEVANCY EFFICIENT ADVERTISING THROUGH A WEB ENABLED ELEMENT