| Date | Action |
| 11/14/2002 | License Canceled |
| 03/27/2002 | License Modified |
| 09/28/2001 | Administrative Update Applied |
| 09/27/2001 | Administrative Update Applied |
| 09/27/2001 | Administrative Update Applied |
| 04/14/2001 | License Renewed |
| 03/12/2001 | Renewal Reminder Letter Sent |
| 08/13/1999 | License Converted |
| 02/08/1999 | Internal Correction Applied |
| 06/03/1996 | Internal Correction Applied |
| 06/03/1996 | License Renewed |
| 04/30/1991 | License Modified |
| 01/11/1990 | License Modified |
| 12/08/1989 | License Modified |
| 07/16/1984 | License Modified |
| 07/13/1984 | License Modified |
| 03/09/1984 | License Modified |
| 03/01/1984 | License Modified |
| 04/07/1981 | License Modified |