| Event Date | Event Description |
| Saturday, April 24, 2010 | CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9 |
| Thursday, June 23, 2005 | REGISTERED - SEC. 8 (6-YR) ACCEPTED |
| Monday, March 28, 2005 | REGISTERED - SEC. 8 (6-YR) FILED |
| Monday, March 28, 2005 | REGISTERED - SEC. 8 (6-YR) FILED |
| Monday, March 28, 2005 | PAPER RECEIVED |
| Wednesday, March 5, 2003 | PAPER RECEIVED |
| Tuesday, September 21, 1999 | REGISTERED-SUPPLEMENTAL REGISTER |
| Wednesday, June 2, 1999 | APPROVED FOR REGISTRATION SUPPLEMENTAL REGISTER |
| Friday, May 28, 1999 | ASSIGNED TO EXAMINER |
| Wednesday, May 26, 1999 | JURISDICTION RESTORED TO EXAMINING ATTORNEY |
| Tuesday, March 30, 1999 | CONTINUATION OF FINAL REFUSAL MAILED |
| Monday, November 16, 1998 | ASSIGNED TO EXAMINER |
| Monday, November 2, 1998 | JURISDICTION RESTORED TO EXAMINING ATTORNEY |
| Thursday, October 29, 1998 | EX PARTE APPEAL-INSTITUTED |
| Tuesday, September 8, 1998 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Tuesday, March 10, 1998 | CONTINUATION OF FINAL REFUSAL MAILED |
| Wednesday, October 29, 1997 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Tuesday, April 29, 1997 | FINAL REFUSAL MAILED |
| Monday, April 28, 1997 | ASSIGNED TO EXAMINER |
| Monday, March 10, 1997 | ASSIGNED TO EXAMINER |
| Monday, February 24, 1997 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Monday, September 16, 1996 | NON-FINAL ACTION MAILED |
| Monday, August 12, 1996 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Wednesday, February 7, 1996 | NON-FINAL ACTION MAILED |
| Thursday, February 1, 1996 | ASSIGNED TO EXAMINER |
| Wednesday, December 27, 1995 | ASSIGNED TO EXAMINER |