| Event Date | Event Description |
| Monday, October 21, 2002 | ABANDONMENT - EXPRESS MAILED |
| Friday, October 18, 2002 | ASSIGNED TO EXAMINER |
| Friday, October 4, 2002 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Friday, October 4, 2002 | PAPER RECEIVED |
| Thursday, April 18, 2002 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Thursday, April 18, 2002 | PAPER RECEIVED |
| Wednesday, April 3, 2002 | FINAL REFUSAL MAILED |
| Wednesday, January 16, 2002 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Friday, January 18, 2002 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Monday, July 16, 2001 | NON-FINAL ACTION MAILED |
| Thursday, July 12, 2001 | USE AMENDMENT ACCEPTED |
| Wednesday, March 28, 2001 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Monday, June 18, 2001 | AMENDMENT TO USE PROCESSING COMPLETE |
| Wednesday, March 28, 2001 | USE AMENDMENT FILED |
| Friday, September 29, 2000 | FINAL REFUSAL MAILED |
| Friday, August 25, 2000 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Wednesday, February 23, 2000 | NON-FINAL ACTION MAILED |
| Thursday, February 10, 2000 | ASSIGNED TO EXAMINER |
| Monday, February 7, 2000 | ASSIGNED TO EXAMINER |