| Date | Action |
| 06/09/2002 | License Status Set to Expired |
| 12/10/2001 | Renewal Reminder Letter Sent |
| 08/14/1999 | License Converted |
| 05/07/1998 | Internal Correction Applied |
| 04/15/1997 | Internal Correction Applied |
| 03/18/1997 | Internal Correction Applied |
| 03/06/1997 | License Assigned (Full Assignment) |
| 09/27/1996 | Internal Correction Applied |
| 09/10/1996 | Internal Correction Applied |
| 08/21/1996 | License Assigned (Full Assignment) |
| 03/05/1992 | License Modified |
| 01/27/1992 | License Modified |
| 02/27/1987 | License Issued |
| 02/25/1987 | License Modified |