| Date | Action |
| 07/25/2020 | License Status Set to Expired |
| 03/02/2020 | Renewal Reminder Letter Sent |
| 05/11/2010 | License Renewed |
| 03/01/2010 | Renewal Reminder Letter Sent |
| 03/07/2000 | License Renewed |
| 02/26/2000 | Renewal Reminder Letter Sent |
| 08/13/1999 | License Converted |
| 05/24/1995 | Internal Correction Applied |
| 05/23/1995 | License Renewed |
| 01/26/1990 | License Modified |
| 03/16/1989 | License Modified |
| 04/06/1984 | License Modified |
| 08/19/1983 | License Modified |
| 08/11/1983 | License Modified |
| 05/18/1983 | License Modified |
| 04/20/1983 | License Modified |
| 09/29/1979 | License Modified |