| Date | Action |
| 04/09/2011 | License Status Set to Expired |
| 11/08/2010 | Renewal Reminder Letter Sent |
| 05/10/2003 | Administrative Update Applied |
| 06/26/2002 | License Assigned (Partial Assignment) |
| 06/01/2002 | Administrative Update Applied |
| 12/27/2001 | Administrative Update Applied |
| 12/27/2001 | Administrative Update Applied |
| 12/27/2001 | Administrative Update Applied |
| 08/31/2001 | Administrative Update Applied |
| 08/31/2001 | Administrative Update Applied |
| 06/15/2001 | License Assigned (Full Assignment) |
| 03/13/2001 | License Renewed |
| 11/13/2000 | Renewal Reminder Letter Sent |
| 08/24/2000 | License Transferred |
| 06/27/2000 | License Assigned (Full Assignment) |
| 08/14/1999 | License Converted |
| 12/23/1997 | Internal Correction Applied |
| 10/31/1997 | License Modified |
| 09/20/1996 | License Assigned (Full Assignment) |
| 04/23/1996 | License Assigned (Full Assignment) |
| 08/16/1995 | License Assigned (Full Assignment) |
| 07/03/1995 | License Modified |
| 06/28/1994 | License Transferred |
| 03/26/1991 | Application Granted |