| Event Date | Event Description |
| Friday, January 14, 2011 | CANCELLED SEC. 8 (6-YR) |
| Tuesday, August 25, 2009 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Tuesday, August 25, 2009 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Tuesday, June 8, 2004 | REGISTERED-PRINCIPAL REGISTER |
| Thursday, December 4, 2003 | SEC. 44(E) CLAIM ADDED |
| Thursday, December 4, 2003 | Sec. 1(B) CLAIM DELETED |
| Saturday, November 29, 2003 | NOTICE OF ALLOWANCE CANCELLED |
| Wednesday, March 3, 2004 | CASE FILE IN TICRS |
| Tuesday, February 24, 2004 | PETITION TO DIRECTOR - GRANTED |
| Friday, February 20, 2004 | FAX RECEIVED |
| Thursday, December 4, 2003 | PETITION TO DIRECTOR RECEIVED |
| Thursday, December 4, 2003 | PAPER RECEIVED |
| Thursday, June 12, 2003 | EXTENSION 4 GRANTED |
| Thursday, May 29, 2003 | EXTENSION 4 FILED |
| Wednesday, May 28, 2003 | TEAS EXTENSION RECEIVED |
| Wednesday, January 22, 2003 | EXTENSION 3 GRANTED |
| Tuesday, November 26, 2002 | EXTENSION 3 FILED |
| Tuesday, November 26, 2002 | TEAS EXTENSION RECEIVED |
| Wednesday, June 26, 2002 | EXTENSION 2 GRANTED |
| Wednesday, May 29, 2002 | EXTENSION 2 FILED |
| Monday, December 3, 2001 | EXTENSION 1 GRANTED |
| Monday, November 19, 2001 | EXTENSION 1 FILED |
| Tuesday, May 29, 2001 | NOA MAILED - SOU REQUIRED FROM APPLICANT |
| Tuesday, March 6, 2001 | PUBLISHED FOR OPPOSITION |
| Wednesday, February 21, 2001 | NOTICE OF PUBLICATION |
| Monday, December 4, 2000 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Wednesday, November 29, 2000 | ASSIGNED TO EXAMINER |