| Date | Action |
| 05/03/2003 | License Canceled |
| 12/18/2002 | Administrative Update Applied |
| 09/28/2001 | Administrative Update Applied |
| 09/27/2001 | Administrative Update Applied |
| 09/27/2001 | Administrative Update Applied |
| 08/13/1999 | License Converted |
| 02/08/1999 | Internal Correction Applied |
| 01/07/1999 | License Modified |
| 12/15/1997 | License Renewed |
| 01/21/1993 | License Modified |
| 09/23/1991 | License Modified |
| 08/04/1989 | License Modified |
| 07/27/1984 | License Modified |
| 07/12/1984 | License Modified |
| 10/12/1983 | License Modified |
| 09/30/1983 | License Modified |
| 06/14/1983 | License Modified |
| 05/27/1983 | License Modified |
| 05/17/1983 | License Modified |
| 10/16/1980 | License Modified |