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| Number | Title | Issue Date |
| 7174517 | Multi-layered online calendaring and purchasing A computer-implemented method and system for generating and displaying a calendar containing user-selected events from user-selected categories. A plurality of categories of events are provided. The user can select which categories are of interest, and then select i... | 02/06/2007 |
| 6369840 | Multi-layered online calendaring and purchasing A computer-implemented method and system for generating and displaying a calendar containing user-selected events from user-selected categories. A plurality of categories of events are provided. The user can select which categories are of interest, and th... | 04/09/2002 |
