| Date | Action |
| 05/03/2003 | License Canceled |
| 12/18/2002 | Administrative Update Applied |
| 08/16/2002 | License Modified |
| 09/28/2001 | Administrative Update Applied |
| 09/27/2001 | Administrative Update Applied |
| 09/27/2001 | Administrative Update Applied |
| 08/13/1999 | License Converted |
| 05/13/1999 | License Renewed |
| 02/08/1999 | Internal Correction Applied |
| 01/27/1999 | License Modified |
| 06/27/1997 | Internal Correction Applied |
| 06/13/1997 | Internal Correction Applied |
| 04/29/1994 | License Modified |
| 02/14/1991 | License Modified |
| 03/14/1989 | License Modified |
| 01/02/1987 | License Modified |
| 07/27/1984 | License Modified |
| 07/12/1984 | License Modified |
| 11/29/1983 | License Modified |
| 11/04/1983 | License Modified |
| 10/25/1983 | License Modified |
| 11/22/1978 | License Issued |