| Date | Action |
| 06/25/2005 | License Canceled |
| 11/18/2002 | License Transferred |
| 02/12/2002 | Administrative Update Applied |
| 09/08/2001 | Administrative Update Applied |
| 03/06/2001 | License Renewed |
| 11/13/2000 | Renewal Reminder Letter Sent |
| 01/20/2000 | License Transferred |
| 01/20/2000 | License Transferred |
| 08/13/1999 | License Converted |
| 06/29/1999 | Internal Correction Applied |
| 02/24/1999 | License Transferred |
| 05/23/1997 | Internal Correction Applied |
| 05/21/1997 | Internal Correction Applied |
| 07/29/1994 | License Transferred |
| 03/17/1993 | License Modified |