| 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 |
| 12/16/1999 | Administrative Update Applied |
| 11/04/1999 | License Renewed |
| 09/04/1999 | Generate Renewal Reminder Letter |
| 08/13/1999 | License Converted |
| 09/17/1998 | Administrative Update Applied |
| 07/15/1998 | Internal Correction Applied |
| 06/09/1997 | Internal Correction Applied |
| 10/07/1994 | License Modified |
| 06/30/1993 | License Modified |
| 03/30/1993 | License Modified |
| 11/30/1989 | License Modified |
| 11/16/1989 | License Modified |
| 11/04/1988 | License Modified |
| 02/06/1987 | License Modified |
| 02/18/1983 | License Modified |
| 08/26/1982 | License Modified |
| 02/08/1982 | License Modified |
| 04/01/1981 | License Issued |