| Date | Action |
| 05/12/2002 | License Status Set to Expired |
| 11/13/2001 | Renewal Reminder Letter Sent |
| 08/13/1999 | License Converted |
| 03/31/1999 | License Assigned (Full Assignment) |
| 12/28/1998 | Internal Correction Applied |
| 11/16/1998 | Administrative Update Applied |
| 11/26/1996 | License Renewed |
| 10/22/1993 | License Modified |
| 10/15/1993 | License Modified |
| 02/06/1992 | License Modified |
| 01/02/1992 | License Modified |
| 03/27/1987 | License Modified |
| 04/06/1982 | License Modified |
| 06/08/1979 | License Issued |
| 10/17/1977 | License Modified |
| 06/21/1977 | License Renewed |