| Date | Action |
| 05/07/2003 | License Canceled |
| 02/22/2002 | License Assigned (Full Assignment) |
| 09/21/2000 | License Renewed |
| 05/07/2000 | Renewal Reminder Letter Sent |
| 12/17/1999 | Administrative Update Applied |
| 12/07/1999 | Administrative Update Applied |
| 08/14/1999 | License Converted |
| 06/23/1999 | Internal Correction Applied |
| 04/13/1999 | Internal Correction Applied |
| 04/05/1999 | Internal Correction Applied |
| 03/01/1999 | License Modified |
| 04/07/1998 | Administrative Update Applied |
| 11/07/1997 | License Renewed |
| 10/01/1987 | License Modified |
| 07/17/1986 | Application Granted |