| Date | Action |
| 09/04/2002 | License Canceled |
| 03/21/2002 | Administrative Update Applied |
| 03/15/2001 | Administrative Update Applied |
| 03/15/2001 | Administrative Update Applied |
| 03/13/2001 | License Renewed |
| 11/13/2000 | Renewal Reminder Letter Sent |
| 08/14/1999 | License Converted |
| 01/07/1999 | Internal Correction Applied |
| 08/11/1997 | Internal Correction Applied |
| 05/08/1997 | Internal Correction Applied |
| 05/02/1994 | License Modified |
| 10/13/1993 | License Modified |
| 04/17/1991 | License Renewed |
| 04/17/1991 | License Transferred |
| 01/06/1988 | License Modified |
| 02/27/1987 | Application Granted |