| Date | Action |
| 05/22/2002 | License Canceled |
| 07/06/2001 | Administrative Update Applied |
| 04/25/2001 | Administrative Update Applied |
| 04/25/2001 | Administrative Update Applied |
| 09/22/2000 | Administrative Update Applied |
| 04/18/2000 | License Transferred |
| 08/13/1999 | License Converted |
| 07/27/1999 | License Renewed |
| 09/17/1998 | Administrative Update Applied |
| 12/28/1994 | License Modified |
| 08/16/1994 | License Modified |
| 08/06/1992 | License Modified |
| 07/02/1992 | License Modified |
| 09/08/1987 | License Modified |
| 04/14/1983 | License Modified |
| 11/04/1982 | License Modified |
| 06/06/1979 | License Issued |