| Date | Action |
| 04/14/2009 | License Canceled |
| 02/23/2009 | Renewal Reminder Letter Sent |
| 02/20/2002 | License Modified |
| 07/04/2001 | Administrative Update Applied |
| 01/11/2001 | Administrative Update Applied |
| 12/31/2000 | License Assigned (Full Assignment) |
| 08/13/1999 | License Converted |
| 08/05/1999 | Internal Correction Applied |
| 07/21/1999 | Internal Correction Applied |
| 02/24/1999 | License Renewed |
| 05/19/1994 | License Modified |
| 04/09/1994 | License Modified |
| 04/07/1994 | License Modified |
| 06/30/1989 | License Modified |
| 07/20/1984 | License Modified |
| 05/29/1979 | License Issued |