| Date | Action |
| 01/28/2005 | License Canceled |
| 09/04/2003 | Administrative Update Applied |
| 01/03/2001 | License Renewed |
| 11/13/2000 | Renewal Reminder Letter Sent |
| 10/11/2000 | License Transferred |
| 08/22/2000 | Administrative Update Applied |
| 08/11/2000 | License Transferred |
| 06/30/2000 | License Transferred |
| 08/14/1999 | License Converted |
| 07/21/1999 | License Transferred |
| 06/24/1999 | Internal Correction Applied |
| 05/03/1999 | License Modified |
| 02/17/1999 | License Transferred |
| 01/26/1994 | License Modified |
| 04/08/1991 | License Renewed |
| 01/03/1991 | Application Granted |