| Date | Action |
| 03/19/2003 | License Canceled |
| 08/22/2002 | License Assigned (Full Assignment) |
| 06/03/2002 | License Assigned (Full Assignment) |
| 12/06/2001 | License Assigned (Full Assignment) |
| 01/23/2001 | License Renewed |
| 11/13/2000 | Renewal Reminder Letter Sent |
| 11/10/2000 | License Transferred |
| 08/13/1999 | License Converted |
| 08/05/1999 | Internal Correction Applied |
| 03/02/1999 | Internal Correction Applied |
| 03/02/1999 | Internal Correction Applied |
| 02/24/1999 | License Assigned (Full Assignment) |
| 02/16/1999 | License Transferred |
| 02/01/1999 | Internal Correction Applied |
| 08/14/1998 | License Transferred |
| 12/24/1997 | License Assigned (Full Assignment) |
| 05/30/1997 | Internal Correction Applied |
| 03/19/1996 | License Transferred |
| 03/29/1994 | License Assigned (Full Assignment) |
| 05/20/1987 | License Assigned (Full Assignment) |
| 12/23/1986 | License Assigned (Full Assignment) |
| 02/26/1986 | Application Granted |