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| Number | Title | Issue Date |
| 7227936 | Method and system for providing directory assistance to erroneous telephone calls A system and a method for automatically routing calls made to an unavailable number to a directory assistance service for further assistance are disclosed herein. An intercept system intercepts these erroneous calls and automatically routes them to a directory assis... | 06/05/2007 |
| 7187761 | Method and system for providing advertising to telephone callers A system and method for providing one or more advertisements, services, surveys, offers for goods/services, and/or offers to modify a telephone service plan (“intercept actions” collectively) to one or more parties to a telephone call are provided. One or more a... | 03/06/2007 |