| Date | Action |
| 10/09/2003 | License Canceled |
| 12/28/2002 | License Assigned (Full Assignment) |
| 05/23/2002 | License Modified |
| 04/19/2001 | License Modified |
| 05/09/2000 | License Renewed |
| 01/08/2000 | Renewal Reminder Letter Sent |
| 08/14/1999 | License Converted |
| 08/24/1998 | Application Granted |
| 02/07/1998 | License Modified |
| 06/18/1997 | Internal Correction Applied |
| 09/25/1995 | License Modified |
| 11/09/1994 | License Assigned (Full Assignment) |
| 04/28/1994 | License Modified |
| 04/19/1994 | License Modified |
| 03/14/1994 | License Modified |
| 02/15/1994 | License Issued |
| 11/22/1993 | License Transferred |