| Date | Action |
| 06/06/2001 | License Canceled |
| 09/06/2000 | License Renewed |
| 08/02/2000 | Administrative Update Applied |
| 06/30/2000 | License Transferred |
| 06/01/2000 | Administrative Update Applied |
| 05/07/2000 | Renewal Reminder Letter Sent |
| 08/13/1999 | License Converted |
| 05/28/1999 | License Modified |
| 12/14/1998 | License Transferred |
| 07/15/1998 | Internal Correction Applied |
| 06/09/1998 | Internal Correction Applied |
| 03/05/1998 | License Transferred |
| 03/03/1998 | Internal Correction Applied |
| 10/14/1997 | Administrative Update Applied |
| 05/27/1997 | Internal Correction Applied |
| 06/17/1992 | License Transferred |
| 04/03/1990 | License Modified |
| 12/15/1989 | License Modified |
| 08/20/1987 | License Modified |
| 10/17/1985 | Application Granted |