| Date | Action |
| 12/18/2001 | License Canceled |
| 09/26/2000 | 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 |
| 03/29/1999 | License Modified |
| 02/01/1999 | Application Granted |
| 04/06/1998 | Administrative Update Applied |
| 04/08/1997 | License Modified |
| 01/17/1996 | License Modified |
| 12/11/1995 | License Modified |
| 03/25/1988 | License Modified |
| 11/05/1987 | License Modified |
| 03/20/1986 | License Modified |
| 02/27/1986 | License Modified |
| 11/14/1985 | Application Granted |