| Date | Action |
| 12/31/2002 | License Canceled |
| 08/31/2002 | Administrative Update Applied |
| 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 |
| 01/25/1999 | Internal Correction Applied |
| 11/02/1998 | Internal Correction Applied |
| 09/17/1998 | Administrative Update Applied |
| 10/13/1994 | License Modified |
| 09/02/1994 | License Modified |
| 10/25/1990 | License Modified |
| 05/03/1990 | License Modified |
| 03/25/1990 | License Modified |
| 03/16/1990 | License Modified |
| 06/28/1985 | License Modified |
| 09/17/1980 | License Issued |