| Date | Action |
| 09/30/2003 | License Canceled |
| 02/22/2002 | License Assigned (Full Assignment) |
| 09/22/2000 | License Renewed |
| 05/07/2000 | Renewal Reminder Letter Sent |
| 12/17/1999 | Administrative Update Applied |
| 12/17/1999 | Administrative Update Applied |
| 12/07/1999 | Administrative Update Applied |
| 08/13/1999 | License Converted |
| 06/23/1999 | Internal Correction Applied |
| 02/01/1999 | Application Granted |
| 01/13/1999 | Internal Correction Applied |
| 01/12/1999 | Internal Correction Applied |
| 01/05/1999 | License Modified |
| 03/23/1998 | License Modified |
| 05/28/1997 | Internal Correction Applied |
| 05/28/1997 | Internal Correction Applied |
| 01/15/1992 | License Modified |
| 08/22/1991 | License Modified |
| 10/01/1987 | License Modified |
| 05/08/1987 | License Modified |
| 11/01/1984 | Application Granted |