| Date | Action |
| 05/20/2005 | License Canceled |
| 09/22/2003 | License Transferred |
| 03/06/2003 | Administrative Update Applied |
| 11/19/2001 | License Transferred |
| 02/06/2001 | License Renewed |
| 11/13/2000 | Renewal Reminder Letter Sent |
| 08/13/1999 | License Converted |
| 04/27/1999 | Internal Correction Applied |
| 04/27/1999 | Internal Correction Applied |
| 04/14/1999 | Internal Correction Applied |
| 08/11/1998 | Internal Correction Applied |
| 12/18/1997 | Internal Correction Applied |
| 10/04/1994 | License Transferred |
| 04/25/1991 | License Renewed |
| 01/31/1985 | Application Granted |