| Date | Action |
| 11/25/2003 | License Canceled |
| 08/27/2003 | Administrative Update Applied |
| 08/27/2003 | Administrative Update Applied |
| 12/31/2002 | Administrative Update Applied |
| 02/21/2001 | License Renewed |
| 11/13/2000 | Renewal Reminder Letter Sent |
| 04/03/2000 | License Transferred |
| 08/13/1999 | License Converted |
| 09/02/1998 | Internal Correction Applied |
| 08/31/1998 | Internal Correction Applied |
| 10/21/1997 | License Assigned (Full Assignment) |
| 09/12/1994 | License Modified |
| 06/28/1993 | License Transferred |
| 02/22/1993 | License Transferred |
| 02/22/1993 | License Transferred |
| 04/27/1992 | License Modified |
| 11/15/1991 | License Modified |
| 04/17/1991 | License Renewed |
| 03/15/1991 | License Modified |