| Date | Action |
| 04/07/2004 | License Canceled |
| 08/28/2003 | Administrative Update Applied |
| 01/23/2003 | Administrative Update Applied |
| 02/06/2001 | License Renewed |
| 11/13/2000 | Renewal Reminder Letter Sent |
| 09/20/2000 | License Assigned (Full Assignment) |
| 09/13/2000 | Administrative Update Applied |
| 06/30/2000 | License Transferred |
| 08/14/1999 | License Converted |
| 06/23/1999 | Internal Correction Applied |
| 10/28/1998 | Internal Correction Applied |
| 10/23/1997 | License Assigned (Full Assignment) |
| 10/23/1997 | License Transferred |
| 11/22/1995 | License Assigned (Full Assignment) |
| 04/17/1991 | License Renewed |
| 11/01/1990 | License Transferred |
| 09/02/1990 | Application Granted |
| 10/26/1989 | License Assigned (Full Assignment) |