| Date | Action |
| 08/08/2003 | License Canceled |
| 06/12/2003 | Administrative Update Applied |
| 05/16/2003 | License Transferred |
| 04/07/2002 | Administrative Update Applied |
| 04/18/2001 | License Assigned (Full Assignment) |
| 02/14/2001 | Administrative Update Applied |
| 07/21/2000 | License Renewed |
| 04/29/2000 | Renewal Reminder Letter Sent |
| 11/13/1999 | Administrative Update Applied |
| 11/13/1999 | Administrative Update Applied |
| 08/14/1999 | License Converted |
| 06/23/1999 | License Assigned (Full Assignment) |
| 10/24/1995 | License Assigned (Full Assignment) |
| 05/12/1995 | License Renewed |
| 06/08/1992 | License Modified |
| 06/03/1992 | License Modified |
| 06/02/1992 | License Modified |
| 05/22/1992 | License Modified |
| 07/26/1990 | License Modified |
| 07/12/1990 | License Modified |
| 07/03/1990 | License Modified |
| 05/11/1990 | License Issued |