| Date | Action |
| 07/01/2001 | License Status Set to Expired |
| 02/08/2001 | License Assigned (Full Assignment) |
| 01/01/2001 | Renewal Reminder Letter Sent |
| 05/04/2000 | Administrative Update Applied |
| 04/19/2000 | License Modified |
| 04/06/2000 | Administrative Update Applied |
| 04/06/2000 | Administrative Update Applied |
| 04/05/2000 | Administrative Update Applied |
| 08/13/1999 | License Converted |
| 07/08/1998 | License Modified |
| 02/20/1996 | License Renewed |
| 02/20/1991 | License Modified |
| 08/20/1990 | License Modified |
| 05/22/1990 | License Modified |
| 11/29/1989 | License Modified |
| 06/28/1989 | License Modified |
| 04/20/1989 | License Modified |
| 05/31/1985 | License Modified |
| 03/15/1985 | License Issued |
| 03/10/1980 | License Modified |
| 08/08/1977 | License Modified |