| Date | Action |
| 05/10/2003 | License Canceled |
| 12/24/2002 | License Transferred |
| 12/20/2000 | Administrative Update Applied |
| 12/20/2000 | Administrative Update Applied |
| 12/16/2000 | Administrative Update Applied |
| 12/16/2000 | Administrative Update Applied |
| 12/15/2000 | Administrative Update Applied |
| 08/10/2000 | Administrative Update Applied |
| 07/29/2000 | Administrative Update Applied |
| 05/15/2000 | License Assigned (Full Assignment) |
| 08/14/1999 | License Converted |
| 01/30/1998 | License Renewed |
| 10/30/1996 | License Assigned (Full Assignment) |
| 02/22/1993 | License Modified |
| 12/31/1992 | License Modified |
| 01/31/1991 | License Modified |
| 01/14/1991 | License Modified |
| 12/22/1990 | License Modified |
| 01/17/1986 | License Modified |
| 03/09/1984 | License Modified |
| 07/08/1983 | License Modified |
| 06/22/1983 | License Modified |
| 01/09/1983 | License Modified |
| 06/08/1978 | License Modified |