| Date | Action |
| 01/03/2009 | License Status Set to Expired |
| 08/04/2008 | Renewal Reminder Letter Sent |
| 01/04/2003 | Administrative Update Applied |
| 11/18/2002 | License Transferred |
| 12/12/2000 | Administrative Update Applied |
| 06/05/2000 | License Transferred |
| 08/14/1999 | License Converted |
| 08/04/1998 | License Renewed |
| 01/13/1998 | Internal Correction Applied |
| 10/29/1993 | License Modified |
| 02/21/1992 | License Modified |
| 02/11/1992 | License Modified |
| 08/10/1989 | License Modified |
| 07/03/1989 | License Modified |
| 05/30/1986 | License Modified |
| 06/29/1984 | License Modified |
| 03/09/1984 | License Issued |