| Date | Action |
| 04/22/2005 | License Canceled |
| 10/04/2001 | License Modified |
| 02/27/2001 | License Renewed |
| 01/17/2001 | License Assigned (Full Assignment) |
| 11/13/2000 | Renewal Reminder Letter Sent |
| 04/01/2000 | License Assigned (Full Assignment) |
| 12/10/1999 | Administrative Update Applied |
| 08/27/1999 | License Converted |
| 08/14/1999 | License Converted |
| 12/04/1998 | License Assigned (Full Assignment) |
| 10/09/1997 | License Assigned (Full Assignment) |
| 07/30/1997 | License Assigned (Full Assignment) |
| 10/16/1995 | License Modified |
| 10/16/1995 | License Modified |
| 10/31/1994 | License Issued |