| Date | Action |
| 08/04/2005 | License Canceled |
| 07/19/2000 | Administrative Update Applied |
| 06/28/2000 | License Renewed |
| 05/28/2000 | Renewal Reminder Letter Sent |
| 12/02/1999 | License Transferred |
| 08/13/1999 | License Converted |
| 08/05/1998 | Internal Correction Applied |
| 06/06/1997 | Internal Correction Applied |
| 08/22/1995 | License Renewed |
| 04/10/1991 | License Modified |
| 03/29/1991 | License Modified |
| 03/29/1991 | License Modified |
| 03/20/1991 | License Modified |
| 01/03/1991 | License Modified |
| 08/04/1989 | License Modified |
| 08/24/1984 | License Modified |
| 08/01/1979 | License Modified |