| Date | Action |
| 01/23/2002 | License Canceled |
| 06/16/2001 | Administrative Update Applied |
| 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 |
| 12/14/1998 | License Transferred |
| 03/05/1998 | License Transferred |
| 03/04/1998 | Internal Correction Applied |
| 10/14/1997 | Administrative Update Applied |
| 05/27/1997 | Internal Correction Applied |
| 05/22/1997 | Internal Correction Applied |
| 06/17/1992 | License Transferred |
| 12/15/1989 | License Modified |
| 03/23/1989 | License Modified |
| 12/04/1987 | License Modified |
| 08/13/1987 | Application Granted |