| Date | Action |
| 04/10/2001 | License Canceled |
| 12/16/2000 | Administrative Update Applied |
| 09/01/2000 | License Renewed |
| 07/09/2000 | Renewal Reminder Letter Sent |
| 04/18/2000 | License Transferred |
| 04/18/2000 | License Transferred |
| 01/19/2000 | License Assigned (Full Assignment) |
| 08/13/1999 | License Converted |
| 03/24/1999 | License Assigned (Full Assignment) |
| 09/03/1998 | License Modified |
| 08/22/1995 | License Renewed |
| 10/09/1990 | License Modified |
| 10/05/1990 | License Modified |
| 04/27/1990 | License Modified |
| 04/25/1990 | License Modified |
| 03/20/1989 | License Modified |
| 03/09/1989 | License Modified |
| 06/12/1987 | License Modified |
| 01/30/1987 | License Modified |
| 05/09/1986 | License Modified |
| 02/04/1983 | License Modified |
| 12/21/1982 | License Modified |
| 01/04/1978 | License Issued |