| Date | Action |
| 07/02/2002 | License Canceled |
| 03/13/2001 | License Renewed |
| 02/05/2001 | License Assigned (Full Assignment) |
| 01/23/2001 | Administrative Update Applied |
| 01/23/2001 | Administrative Update Applied |
| 01/23/2001 | Administrative Update Applied |
| 01/23/2001 | Administrative Update Applied |
| 11/13/2000 | Renewal Reminder Letter Sent |
| 08/13/1999 | License Converted |
| 08/04/1999 | Internal Correction Applied |
| 07/13/1999 | License Modified |
| 02/24/1999 | License Transferred |
| 02/05/1999 | Internal Correction Applied |
| 01/22/1999 | Internal Correction Applied |
| 12/17/1998 | Internal Correction Applied |
| 12/15/1998 | Internal Correction Applied |
| 12/11/1998 | Internal Correction Applied |
| 07/27/1998 | License Transferred |
| 12/18/1997 | Internal Correction Applied |
| 09/19/1997 | License Assigned (Full Assignment) |
| 05/08/1997 | Internal Correction Applied |
| 08/02/1996 | License Modified |
| 07/29/1994 | License Transferred |
| 12/08/1993 | License Modified |
| 02/22/1990 | License Assigned (Full Assignment) |
| 03/17/1987 | Application Granted |