5 US patent applications published on 24 February 2011 and assigned to Google
| 1 | 20110047567 | ADVERTISEMENT TRANSCODING AND APPROVAL |
| 2 | 20110047317 | SYSTEM AND METHOD OF CACHING INFORMATION |
| 3 | 20110047163 | Relevance-Based Image Selection |
| 4 | 20110047151 | LOCAL ITEM EXTRACTION |
| 5 | 20110047139 | Business Listing Search |
