| Event Date | Event Description |
| Tuesday, March 2, 2010 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Monday, June 8, 2009 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Monday, June 8, 2009 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Thursday, May 22, 2008 | UNDELIVERABLE MAIL - NO ACTION TAKEN |
| Monday, May 12, 2008 | ABANDONMENT NOTICE MAILED - FAILURE TO RESPOND |
| Saturday, May 10, 2008 | ABANDONMENT - FAILURE TO RESPOND OR LATE RESPONSE |
| Wednesday, October 10, 2007 | NOTIFICATION OF NON-FINAL ACTION E-MAILED |
| Wednesday, October 10, 2007 | NON-FINAL ACTION E-MAILED |
| Wednesday, October 10, 2007 | NON-FINAL ACTION WRITTEN |
| Tuesday, April 10, 2007 | REPORT COMPLETED SUSPENSION CHECK CASE STILL SUSPENDED |
| Tuesday, April 10, 2007 | REPORT COMPLETED SUSPENSION CHECK CASE STILL SUSPENDED |
| Tuesday, October 10, 2006 | REPORT COMPLETED SUSPENSION CHECK CASE STILL SUSPENDED |
| Wednesday, May 31, 2006 | ASSIGNED TO EXAMINER |
| Monday, April 10, 2006 | REPORT COMPLETED SUSPENSION CHECK CASE STILL SUSPENDED |
| Monday, September 26, 2005 | REPORT COMPLETED SUSPENSION CHECK CASE STILL SUSPENDED |
| Sunday, May 1, 2005 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Wednesday, March 23, 2005 | REPORT COMPLETED SUSPENSION CHECK CASE STILL SUSPENDED |
| Saturday, October 2, 2004 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Friday, September 10, 2004 | REPORT COMPLETED SUSPENSION CHECK CASE STILL SUSPENDED |
| Friday, September 26, 2003 | LETTER OF SUSPENSION MAILED |
| Monday, September 22, 2003 | ASSIGNED TO EXAMINER |