| Date | Action |
| 04/24/2012 | License Canceled |
| 04/22/2010 | License Renewed |
| 03/29/2010 | Renewal Reminder Letter Sent |
| 04/20/2000 | License Renewed |
| 03/25/2000 | Renewal Reminder Letter Sent |
| 08/13/1999 | License Converted |
| 07/17/1998 | Internal Correction Applied |
| 01/09/1997 | License Modified |
| 10/17/1996 | Internal Correction Applied |
| 10/16/1996 | Internal Correction Applied |
| 10/16/1996 | Internal Correction Applied |
| 10/16/1996 | License Modified |
| 04/18/1995 | License Renewed |
| 06/21/1990 | License Modified |
| 06/21/1985 | License Modified |
| 01/27/1982 | License Renewed |