| Date | Action |
| 05/14/2000 | License Status Set to Expired |
| 11/13/1999 | Renewal Reminder Letter Sent |
| 11/13/1999 | Administrative Update Applied |
| 11/13/1999 | Administrative Update Applied |
| 08/13/1999 | License Converted |
| 06/23/1999 | License Assigned (Full Assignment) |
| 01/30/1998 | License Modified |
| 10/19/1995 | License Assigned (Full Assignment) |
| 02/07/1995 | License Modified |
| 07/26/1990 | License Modified |
| 07/03/1990 | License Modified |
| 05/11/1990 | License Modified |
| 02/09/1988 | License Modified |
| 05/06/1983 | License Modified |
| 06/08/1982 | License Modified |
| 01/04/1982 | License Issued |