| Date | Action |
| 01/06/2006 | License Canceled |
| 01/05/2006 | Application Receipt Letter sent |
| 01/24/2005 | Application Receipt Letter sent |
| 01/22/2005 | Administrative Update Applied |
| 04/13/2000 | License Renewed |
| 10/29/1999 | Administrative Update Applied |
| 08/13/1999 | License Converted |
| 12/03/1997 | Internal Correction Applied |
| 06/23/1997 | Internal Correction Applied |
| 04/15/1997 | Internal Correction Applied |
| 04/14/1997 | Internal Correction Applied |
| 04/09/1997 | License Assigned (Full Assignment) |
| 06/15/1995 | License Renewed |
| 08/16/1990 | License Modified |
| 07/05/1990 | License Modified |
| 09/27/1985 | License Modified |
| 10/20/1981 | License Modified |
| 05/21/1980 | License Modified |