| Date | Action |
| 03/08/2000 | License Canceled |
| 02/05/2000 | Renewal Reminder Letter Sent |
| 10/15/1999 | Administrative Update Applied |
| 10/15/1999 | Administrative Update Applied |
| 10/15/1999 | Administrative Update Applied |
| 08/14/1999 | License Converted |
| 07/22/1999 | License Transferred |
| 04/04/1995 | License Renewed |
| 04/19/1990 | License Modified |
| 04/10/1990 | License Modified |
| 03/28/1990 | License Modified |
| 03/20/1990 | License Modified |
| 03/01/1990 | License Modified |
| 02/09/1990 | License Modified |
| 01/11/1988 | License Modified |
| 02/11/1983 | License Modified |
| 01/30/1978 | License Modified |
| 11/16/1977 | License Renewed |