| Event Date | Event Description |
| Monday, November 7, 2005 | UNDELIVERABLE MAIL - NO ACTION TAKEN |
| Tuesday, October 11, 2005 | PAPER RECEIVED |
| Tuesday, September 27, 2005 | EXPARTE APPEAL TERMINATED |
| Tuesday, September 27, 2005 | ABANDONMENT NOTICE MAILED - INTER PARTES DECISION |
| Monday, December 6, 1999 | ABANDONMENT - AFTER INTER PARTES DECISION |
| Friday, January 7, 2005 | ASSIGNED TO EXAMINER |
| Monday, April 26, 2004 | ASSIGNED TO EXAMINER |
| Thursday, November 19, 1998 | EX PARTE APPEAL-REFUSAL AFFIRMED |
| Wednesday, July 2, 1997 | EXAMINERS STATEMENT MAILED |
| Friday, January 3, 1997 | CONTINUATION OF FINAL REFUSAL MAILED |
| Tuesday, October 15, 1996 | JURISDICTION RESTORED TO EXAMINING ATTORNEY |
| Tuesday, October 15, 1996 | EX PARTE APPEAL-INSTITUTED |
| Tuesday, August 20, 1996 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Tuesday, February 20, 1996 | FINAL REFUSAL MAILED |
| Friday, February 16, 1996 | PREVIOUS ALLOWANCE COUNT WITHDRAWN |
| Tuesday, January 2, 1996 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Thursday, December 28, 1995 | EXAMINER'S AMENDMENT MAILED |
| Monday, October 16, 1995 | NON-FINAL ACTION MAILED |
| Wednesday, July 12, 1995 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Tuesday, January 17, 1995 | UNRESPONSIVE/DUPLICATE PAPER RECEIVED |
| Friday, January 13, 1995 | NON-FINAL ACTION MAILED |
| Wednesday, November 30, 1994 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Thursday, May 26, 1994 | NON-FINAL ACTION MAILED |
| Saturday, May 14, 1994 | ASSIGNED TO EXAMINER |