| Event Date | Event Description |
| Wednesday, July 31, 2019 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Wednesday, October 11, 2006 | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY |
| Thursday, August 17, 2006 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Thursday, April 6, 2006 | ABANDONMENT NOTICE MAILED - FAILURE TO RESPOND |
| Thursday, April 6, 2006 | ABANDONMENT - FAILURE TO RESPOND OR LATE RESPONSE |
| Thursday, September 8, 2005 | FINAL REFUSAL E-MAILED |
| Thursday, September 8, 2005 | FINAL REFUSAL WRITTEN |
| Thursday, September 1, 2005 | ASSIGNED TO EXAMINER |
| Monday, August 22, 2005 | PETITION TO REVIVE-GRANTED |
| Thursday, July 14, 2005 | PETITION TO REVIVE-RECEIVED |
| Thursday, July 14, 2005 | PAPER RECEIVED |
| Thursday, May 12, 2005 | ABANDONMENT NOTICE MAILED - FAILURE TO RESPOND |
| Thursday, May 12, 2005 | ABANDONMENT - FAILURE TO RESPOND OR LATE RESPONSE |
| Thursday, September 30, 2004 | NON-FINAL ACTION E-MAILED |
| Thursday, September 30, 2004 | NON-FINAL ACTION WRITTEN |
| Wednesday, September 29, 2004 | ASSIGNED TO EXAMINER |
| Tuesday, March 30, 2004 | NEW APPLICATION ENTERED IN TRAM |