| Date | Action |
| 11/13/2003 | License Canceled |
| 11/30/2001 | Administrative Update Applied |
| 07/12/2000 | Administrative Update Applied |
| 02/15/2000 | License Renewed |
| 11/06/1999 | Renewal Reminder Letter Sent |
| 08/13/1999 | License Converted |
| 07/16/1998 | License Modified |
| 02/03/1998 | Administrative Update Applied |
| 05/26/1993 | License Modified |
| 04/16/1991 | License Modified |
| 04/16/1991 | License Modified |
| 01/16/1990 | License Renewed |
| 07/25/1988 | License Modified |
| 07/25/1988 | License Modified |
| 02/12/1987 | License Modified |
| 02/03/1987 | License Modified |
| 09/26/1985 | License Modified |
| 08/01/1985 | License Modified |
| 04/25/1985 | License Modified |
| 04/25/1985 | License Modified |
| 02/14/1985 | License Modified |
| 12/13/1984 | License Modified |
| 12/06/1984 | Application Granted |