| Date | Action |
| 01/27/2002 | License Status Set to Expired |
| 07/27/2001 | Administrative Update Applied |
| 06/04/2001 | Renewal Reminder Letter Sent |
| 01/31/2001 | Administrative Update Applied |
| 12/22/2000 | License Transferred |
| 07/17/2000 | License Modified |
| 08/13/1999 | License Converted |
| 07/10/1996 | License Renewed |
| 08/24/1995 | License Assigned (Full Assignment) |
| 08/29/1991 | License Modified |
| 07/20/1991 | License Modified |
| 09/19/1986 | License Modified |
| 09/12/1986 | License Modified |
| 09/04/1986 | License Modified |
| 12/28/1984 | License Modified |
| 02/22/1982 | License Modified |
| 08/12/1981 | License Modified |
| 05/20/1980 | License Modified |